English Vocabulary · Grade 10 Live Review Preview
10th Grade Vocabulary Words
Tenth-grade reading asks learners to move confidently among literary analysis, argument, source evaluation, laboratory science, mathematics, computing, history, economics, psychology, philosophy, and the arts. This level emphasizes precise academic language, disciplinary meanings, connotation, word relationships, and the ability to interpret unfamiliar vocabulary in demanding context.
This independently authored 800-word beta curriculum is arranged in twenty-three pages of up to thirty-five words. Pages containing words 1–500 include five cloze questions drawn only from that enhanced range; words 501–800 remain fully visible and editable as list pages while expanded practice is developed. Every row includes an editable subject-field label and a conservative word-study note about transparent affixes, compound structure, capitalization, or dictionary base forms. The cited sources calibrate range and difficulty only; all learner-facing definitions, examples, quizzes, and descriptions are original KSSR copy.
Please note: the vocabulary lists for grades 9~11 have been selected to ensure no overlap with the previous grade level. If the words are too specialized or difficult for you, please go back to grade levels 4~8 and review the words on those pages.
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| # | Word | Details | Meaning | Sample sentence |
|---|---|---|---|---|
| 1 | conceptual framework | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: conceptual + framework. Study the complete expression as one field-specific unit. | an organized set of ideas used to define and examine a problem | The conceptual framework connects neighborhood design, travel choices, and air quality. |
| 2 | operational definition | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: operational + definition. Study the complete expression as one field-specific unit. | a precise statement of how a concept will be measured or identified in a study | The operational definition treats regular exercise as at least 150 minutes of activity per week. |
| 3 | construct validity | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: construct + validity. Study the complete expression as one field-specific unit. | the degree to which a method actually measures the abstract quality it claims to measure | Researchers questioned the survey's construct validity because its stress scale mostly measured tiredness. |
| 4 | internal validity | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: internal + validity. Study the complete expression as one field-specific unit. | the strength of evidence that a study's treatment caused its observed result | Random assignment improved the experiment's internal validity. |
| 5 | external validity | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: external + validity. Study the complete expression as one field-specific unit. | the extent to which a finding can apply beyond the people and conditions studied | Testing only professional athletes limits the trial's external validity. |
| 6 | ecological validity | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: ecological + validity. Study the complete expression as one field-specific unit. | the degree to which a study reflects behavior in realistic settings | Observing shoppers in an actual market increased the study's ecological validity. |
| 7 | concurrent validity | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: concurrent + validity. Study the complete expression as one field-specific unit. | agreement between a new measure and an accepted measure assessed at the same time | The new reading test showed concurrent validity by closely matching an established assessment. |
| 8 | predictive validity | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: predictive + validity. Study the complete expression as one field-specific unit. | the degree to which a measure accurately forecasts a later outcome | Course performance provided evidence of the placement test's predictive validity. |
| 9 | content validity | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: content + validity. Study the complete expression as one field-specific unit. | the extent to which an assessment represents the full range of knowledge or skills intended | Including analysis, evidence, and conventions strengthened the exam's content validity. |
| 10 | interrater reliability | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: interrater + reliability. Study the complete expression as one field-specific unit. | the consistency of judgments made by different evaluators using the same criteria | Training raised interrater reliability among the essay scorers. |
| 11 | test-retest reliability | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: test + retest + reliability. Study the complete expression as one field-specific unit. | the consistency of a measure when the same people complete it again under similar conditions | Stable scores two weeks apart supported the questionnaire's test-retest reliability. |
| 12 | sampling frame | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: sampling + frame. Study the complete expression as one field-specific unit. | the actual list or source from which members of a sample are selected | The voter registry served as the sampling frame for the telephone survey. |
| 13 | random sampling | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: random + sampling. Study the complete expression as one field-specific unit. | selection in which each member of a population has a known chance of being chosen | Random sampling reduced the risk that researchers would select only convenient participants. |
| 14 | stratified sampling | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: stratified + sampling. Study the complete expression as one field-specific unit. | selection that divides a population into groups and samples from each group | Stratified sampling ensured that every grade level appeared in the school survey. |
| 15 | cluster sampling | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: cluster + sampling. Study the complete expression as one field-specific unit. | selection of whole naturally occurring groups rather than isolated individuals | The team used cluster sampling by choosing eight classrooms and surveying everyone in them. |
| 16 | systematic sampling | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: systematic + sampling. Study the complete expression as one field-specific unit. | selection at a regular interval after a random starting point | With systematic sampling, the archivist inspected every twentieth file. |
| 17 | convenience sample | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: convenience + sample. Study the complete expression as one field-specific unit. | a group chosen mainly because its members are easy to reach | Students leaving one cafeteria formed a convenience sample that could not represent the whole city. |
| 18 | oversampling | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Base-form focus: oversampling is the dictionary headword; compare its inflected or derived forms in context. | deliberately selecting extra members of a smaller group to permit reliable analysis | Oversampling provided enough rural respondents for a separate comparison. |
| 19 | response bias | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: response + bias. Study the complete expression as one field-specific unit. | a systematic tendency for answers to differ from respondents' true beliefs or behavior | A judgmental question introduced response bias into the health survey. |
| 20 | nonresponse bias | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: nonresponse + bias. Study the complete expression as one field-specific unit. | distortion that occurs when people who do not participate differ meaningfully from those who do | Low participation by night-shift workers created nonresponse bias. |
| 21 | social desirability bias | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: social + desirability + bias. Study the complete expression as one field-specific unit. | the tendency to give answers that seem socially acceptable rather than fully honest | Social desirability bias may cause respondents to underreport rude behavior. |
| 22 | measurement error | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: measurement + error. Study the complete expression as one field-specific unit. | the difference between a recorded value and the value intended to be measured | A poorly calibrated scale introduced measurement error into every mass reading. |
| 23 | confidence interval | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: confidence + interval. Study the complete expression as one field-specific unit. | a range of plausible values calculated for an unknown population quantity | The confidence interval placed average growth between 4.2 and 5.1 centimeters. |
| 24 | confidence level | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: confidence + level. Study the complete expression as one field-specific unit. | the long-run percentage of similarly constructed intervals expected to contain the true value | The researchers selected a 95 percent confidence level. |
| 25 | null hypothesis | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: null + hypothesis. Study the complete expression as one field-specific unit. | a testable statement that no meaningful effect or difference exists | The null hypothesis states that both fertilizers produce the same average growth. |
| 26 | alternative hypothesis | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: alternative + hypothesis. Study the complete expression as one field-specific unit. | a testable statement proposing an effect, difference, or relationship | The alternative hypothesis predicts that warmer water speeds the reaction. |
| 27 | independent samples | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: independent + samples. Study the complete expression as one field-specific unit. | two or more comparison groups whose members are not paired or repeated | The experiment used independent samples from two different schools. |
| 28 | paired samples | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: paired + samples. Study the complete expression as one field-specific unit. | two related sets of measurements matched by person, unit, or meaningful characteristic | Before-and-after blood pressure readings form paired samples. |
| 29 | control variable | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: control + variable. Study the complete expression as one field-specific unit. | a factor deliberately held constant or statistically accounted for during analysis | Room temperature was a control variable in the battery test. |
| 30 | confounding variable | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: confounding + variable. Study the complete expression as one field-specific unit. | an unaccounted factor related to both a suspected cause and an observed outcome | Prior training was a confounding variable in the comparison of teaching methods. |
| 31 | moderating variable | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: moderating + variable. Study the complete expression as one field-specific unit. | a factor that changes the strength or direction of a relationship between other variables | Age acted as a moderating variable because the treatment benefited younger patients more strongly. |
| 32 | mediating variable | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: mediating + variable. Study the complete expression as one field-specific unit. | an intermediate factor that helps explain how one variable influences another | Improved sleep was a mediating variable between reduced screen time and better concentration. |
| 33 | latent variable | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: latent + variable. Study the complete expression as one field-specific unit. | an unobserved quality inferred from several measurable indicators | The model treats motivation as a latent variable reflected in effort and persistence. |
| 34 | extraneous variable | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: extraneous + variable. Study the complete expression as one field-specific unit. | a factor outside the main research question that may still affect the outcome | Background noise was an extraneous variable during the memory task. |
| 35 | placebo effect | noun StudyField: Grade 10 research, argument, and source-literacy term Word study: Term structure: placebo + effect. Study the complete expression as one field-specific unit. | improvement caused by expectations surrounding a treatment rather than its active ingredient | Some participants reported less pain because of the placebo effect. |
Vocabulary reading and practice
Designing a Sampling Study
Reading practice for pages 1–3. Five relevant words are highlighted.
English reading
A conceptual framework connects neighborhood design, travel choices, and air quality. Researchers use stratified sampling so every district is represented, then apply random sampling within each district. They compare independent samples of commuters and remote workers. Their alternative hypothesis predicts a difference in average exposure, while the null hypothesis predicts none.
Translation
Reading comprehension
1. Why use stratified sampling?
It ensures that every district is represented.
2. Where is random sampling applied?
It is applied within each district.
3. What does the alternative hypothesis predict?
It predicts a difference in average exposure.
Vocabulary quiz
Complete 5 review questions for this page.
1. ___ reduced the risk that researchers would select only convenient participants.
Answer: random sampling
2. The ___ predicts that warmer water speeds the reaction.
Answer: alternative hypothesis
3. The ___ connects neighborhood design, travel choices, and air quality.
Answer: conceptual framework
4. ___ ensured that every grade level appeared in the school survey.
Answer: stratified sampling
5. The experiment used ___ from two different schools.
Answer: independent samples
Vocabulary chart page
This page focuses on the word chart. Reading passages appear once in each three-page group, while cloze quizzes remain in the established enhanced range for this level.
Sources and curriculum references
These references guide selection and calibration. Definitions, sample sentences, readings, questions, and teaching notes are independently written and reviewed.
- Common Core: Language Standards for Grades 9–10
- OpenStax: Biology 2e
- OpenStax: Chemistry 2e
- OpenStax: Algebra and Trigonometry 2e
- OpenStax: World History, Volume 2
- OpenStax: Psychology 2e
- OpenStax: Introduction to Philosophy
- WikDict downloadable bilingual dictionaries
- Kaikki.org / Wiktextract machine-readable Wiktionary data
- Language-Learning-decks public flashcard datasets
- SBBIC English-to-Khmer Dictionary
- English–Khmer Dictionary Dataset (machine-generated Khmer fallback; human review required)
- PanLex meanings snapshot (direct CC0 gap candidates; human review required)
- Cambridge bilingual dictionaries (individual editorial sense checks)
- Collins English–Hindi Dictionary (individual editorial checks)
- Hindwi and Rekhta dictionaries (individual Hindi/Urdu checks)
- National Institute of Korean Language: Basic Korean Dictionary
- JMdict/EDRDG Japanese dictionary project
- CC-CEDICT Chinese dictionary project
- VDict Vietnamese Dictionary (individual editorial check)
- Google Translate (machine-assisted lesson-reading draft; fluent review required)
- Kuperman et al.: Age-of-acquisition ratings for 30,000 English words
- The Princeton Review, Word Smart: Building an Educated Vocabulary (Privately Owned KSSR Materials; bibliographic calibration only).

