English Vocabulary · Grade 7 Live Review Preview

7th Grade Vocabulary Words

Seventh-grade readers are expected to move confidently among literary analysis, argument, research, science, mathematics, history, and civic discussion. This level develops precise Tier II and cross-curricular language while reinforcing context clues, word relationships, roots and affixes, multiple meanings, source evaluation, and evidence-based speaking and writing.

This independently authored 500-word beta curriculum is arranged in twenty pages of twenty-five words each. Words 1–300 include five cloze questions per page; words 301–500 remain fully visible and editable as list pages while the expanded practice layer is developed. Each row includes a subject-field label and an editable word-study note about a transparent affix, compound structure, capitalization, or dictionary base form. The supplied Grade 7 workbook calibrated difficulty and vocabulary-study skills only; all learner-facing definitions, examples, quizzes, and descriptions are original KSSR copy.

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Words 251–275 of 500
#	Word	Details	Meaning	Sample sentence
251	statistics	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: statistics is the dictionary headword; compare its inflected or derived forms in context.	the study of collecting, organizing, and interpreting numerical data	Statistics can reveal patterns that individual values do not show.
252	random	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: random is the dictionary headword; compare its inflected or derived forms in context.	chosen by chance so each eligible result has a fair opportunity	A random sample reduces the influence of personal choice.
253	biased	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: biased is the dictionary headword; compare its inflected or derived forms in context.	systematically favoring some outcomes or groups over others	A biased question can distort survey results.
254	percentile	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: percentile is the dictionary headword; compare its inflected or derived forms in context.	a value indicating the percentage of data at or below it	A score in the eightieth percentile equals or exceeds eighty percent of scores.
255	distribution	noun Study Field: Grade 7 mathematics and data word Word study: Suffix focus: -tion commonly forms a noun naming an action, process, or result.	the way data values are spread across possible results	The distribution has two clusters and one distant outlier.
256	histogram	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: histogram is the dictionary headword; compare its inflected or derived forms in context.	a graph using adjacent bars to show frequencies within intervals	The histogram groups heights into five-centimeter intervals.
257	scatterplot	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: scatterplot is the dictionary headword; compare its inflected or derived forms in context.	a graph of paired numerical data shown as points	The scatterplot suggests that study time and scores rise together.
258	correlation	noun Study Field: Grade 7 mathematics and data word Word study: Suffix focus: -ation commonly forms a noun naming an action, process, or result.	a relationship in which two variables tend to change together	A correlation does not by itself prove that one variable causes the other.
259	trend	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: trend is the dictionary headword; compare its inflected or derived forms in context.	a general direction or pattern in data	The graph shows an upward trend in average temperature.
260	slope	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: slope is the dictionary headword; compare its inflected or derived forms in context.	the rate at which a line rises or falls compared with horizontal change	The line's slope is two because y rises two units for every unit of x.
261	linear	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: linear is the dictionary headword; compare its inflected or derived forms in context.	forming a straight-line pattern with a constant rate of change	A linear relationship adds the same amount at each step.
262	nonlinear	adjective Study Field: Grade 7 mathematics and data word Word study: Prefix focus: non- means not or without.	not forming a straight-line pattern or constant rate of change	The curved graph represents a nonlinear relationship.
263	dependent	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: dependent is the dictionary headword; compare its inflected or derived forms in context.	describing a variable whose value changes in response to another	Plant height is the dependent variable in the experiment.
264	domain	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: domain is the dictionary headword; compare its inflected or derived forms in context.	the set of allowable input values for a relation or function	Negative numbers are outside the domain when x represents elapsed time.
265	geometry	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: geometry is the dictionary headword; compare its inflected or derived forms in context.	the branch of mathematics concerning shapes, measurements, and space	Geometry helps architects calculate angles and areas.
266	point	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: point is the dictionary headword; compare its inflected or derived forms in context.	an exact location in space with no length, width, or height	Label the point where the two lines intersect.
267	plane	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: plane is the dictionary headword; compare its inflected or derived forms in context.	a flat surface extending without end in all directions	Three noncollinear points determine a plane.
268	segment	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: segment is the dictionary headword; compare its inflected or derived forms in context.	part of a line bounded by two endpoints	Measure the segment from A to B.
269	ray	noun Study Field: Grade 7 mathematics and data word Word study: Base-form focus: ray is the dictionary headword; compare its inflected or derived forms in context.	part of a line with one endpoint extending forever in one direction	Each side of an angle is a ray extending from the vertex.
270	obtuse	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: obtuse is the dictionary headword; compare its inflected or derived forms in context.	describing an angle greater than ninety degrees but less than one hundred eighty	The open book forms an obtuse angle.
271	complementary	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: complementary is the dictionary headword; compare its inflected or derived forms in context.	describing two angles whose measures add to ninety degrees	Angles of thirty and sixty degrees are complementary.
272	supplementary	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: supplementary is the dictionary headword; compare its inflected or derived forms in context.	describing two angles whose measures add to one hundred eighty degrees	The adjacent angles on a straight line are supplementary.
273	vertical	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: vertical is the dictionary headword; compare its inflected or derived forms in context.	describing opposite angles formed by two intersecting lines	Vertical angles always have equal measures.
274	transversal	noun Study Field: Grade 7 mathematics and data word Word study: Prefix focus: trans- means across, through, or beyond.	a line crossing two or more other lines	The transversal creates corresponding angles at both intersections.
275	congruent	adjective Study Field: Grade 7 mathematics and data word Word study: Base-form focus: congruent is the dictionary headword; compare its inflected or derived forms in context.	having exactly the same size and shape	The two triangles are congruent because all corresponding sides and angles match.

Vocabulary reading and practice

Page 11 vocabulary review

Review five selected words from page 11.

Vocabulary quiz

Complete 5 review questions for this page.

1. A ___ question can distort survey results.

Answer: biased

2. Label the ___ where the two lines intersect.

Answer: point

3. A score in the eightieth ___ equals or exceeds eighty percent of scores.

Answer: percentile

4. Three noncollinear points determine a ___.

Answer: plane

5. The ___ has two clusters and one distant outlier.

Answer: distribution

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These references guide selection and calibration. Definitions, sample sentences, readings, questions, and teaching notes are independently written and reviewed.

7th Grade Vocabulary Words

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Page 11 vocabulary review

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