English Vocabulary · Grade 11 Live Review Preview

11th Grade Vocabulary Words

Eleventh-grade readers work across complex arguments, literary forms, scientific models, quantitative reasoning, civic institutions, social analysis, and precise academic prose. This level emphasizes disciplinary meanings, source evaluation, rhetorical and linguistic analysis, transparent morphology, and the careful use of context and reference tools when a word has several possible senses.

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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Words 421–455 of 800
#	Word	Details	Meaning	Sample sentence
421	inverse function	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: inverse + function. Study the complete expression as one field-specific unit.	មុខងារបញ្ច្រាស	The logarithm is an inverse function of the exponential.
422	composite function	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: composite + function. Study the complete expression as one field-specific unit.	មុខងារផ្សំ	The composite function first squares a number and then takes its sine.
423	piecewise function	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: piecewise + function. Study the complete expression as one field-specific unit.	មុខងារជាបំណែក	The tax model is a piecewise function with separate income brackets.
424	convergence	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Suffix focus: -ence commonly forms a noun naming an action, quality, or state.	ការរួបរួមគ្នា	The sequence's convergence is clear as its terms approach zero.
425	divergence	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Suffix focus: -ence commonly forms a noun naming an action, quality, or state.	ឃ្លាតពីគ្នា	The partial sums grow without bound, showing divergence.
426	series	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Base-form focus: series is the dictionary headword; compare its inflected or derived forms in context.	ស៊េរី	The geometric series adds successively smaller powers.
427	infinite series	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: infinite + series. Study the complete expression as one field-specific unit.	ស៊េរីគ្មានកំណត់	The infinite series can still converge to a finite number.
428	interval of convergence	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: interval + of + convergence. Study the complete expression as one field-specific unit.	ចន្លោះពេលនៃការបញ្ចូលគ្នា	The ratio test helps locate the interval of convergence.
429	covariance	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Suffix focus: -ance commonly forms a noun naming an action, quality, or state.	សហវ៉ារ្យង់	Positive covariance indicates that the two measurements tend to rise together.
430	kurtosis	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Base-form focus: kurtosis is the dictionary headword; compare its inflected or derived forms in context.	kurtosis	High kurtosis makes extreme observations more common than in a normal distribution.
431	packet	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Base-form focus: packet is the dictionary headword; compare its inflected or derived forms in context.	កញ្ចប់ព័ត៌មាន	The router forwards each packet toward its destination.
432	latency	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Base-form focus: latency is the dictionary headword; compare its inflected or derived forms in context.	ភាពយឺតយ៉ាវ	High latency made the video call feel unresponsive.
433	machine learning	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: machine + learning. Study the complete expression as one field-specific unit.	ការរៀនម៉ាស៊ីន	Machine learning classified the images after training on labeled examples.
434	neural network	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: neural + network. Study the complete expression as one field-specific unit.	បណ្តាញសរសៃប្រសាទ	The neural network learned to recognize handwritten digits.
435	training data	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: training + data. Study the complete expression as one field-specific unit.	ទិន្នន័យបណ្តុះបណ្តាល	Biased training data produced unequal error rates.
436	validation data	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: validation + data. Study the complete expression as one field-specific unit.	ទិន្នន័យសុពលភាព	The team selected the model with the best validation data performance.
437	test data	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: test + data. Study the complete expression as one field-specific unit.	ទិន្នន័យសាកល្បង	Test data were opened only after every design choice was fixed.
438	epsilon-delta definition	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: epsilon + delta + definition. Study the complete expression as one field-specific unit.	និយមន័យ Epsilon-delta	The epsilon-delta definition proves that the function approaches three.
439	left-hand limit	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: left + hand + limit. Study the complete expression as one field-specific unit.	ដែនកំណត់ខាងឆ្វេង	The left-hand limit equals zero at the jump.
440	right-hand limit	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: right + hand + limit. Study the complete expression as one field-specific unit.	ដែនកំណត់ខាងស្តាំ	The right-hand limit equals two at the same jump.
441	infinite limit	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: infinite + limit. Study the complete expression as one field-specific unit.	ដែនកំណត់គ្មានកំណត់	The vertical asymptote corresponds to an infinite limit.
442	limit at infinity	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: limit + at + infinity. Study the complete expression as one field-specific unit.	ដែនកំណត់នៃភាពគ្មានទីបញ្ចប់	The limit at infinity is the horizontal asymptote.
443	removable discontinuity	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: removable + discontinuity. Study the complete expression as one field-specific unit.	ភាពមិនដំណើរការដែលអាចដកចេញបាន។	The canceled factor leaves a removable discontinuity at x equals four.
444	jump discontinuity	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: jump + discontinuity. Study the complete expression as one field-specific unit.	លោតមិនជាប់	The step function has a jump discontinuity at the boundary.
445	infinite discontinuity	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: infinite + discontinuity. Study the complete expression as one field-specific unit.	ភាពមិនទៀងទាត់គ្មានកំណត់	The reciprocal function has an infinite discontinuity at zero.
446	mean value theorem	proper noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: mean + value + theorem. Study the complete expression as one field-specific unit.	ទ្រឹស្តីបទតម្លៃមធ្យម	The mean value theorem guarantees one moment when instantaneous speed equaled average speed.
447	Rolle's theorem	proper noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: Rolle's + theorem. Study the complete expression as one field-specific unit.	ទ្រឹស្តីបទរបស់ Rolle	Rolle's theorem ensures a horizontal tangent between the matching endpoints.
448	local maximum	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: local + maximum. Study the complete expression as one field-specific unit.	អតិបរមាក្នុងស្រុក	The graph reaches a local maximum before descending.
449	local minimum	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: local + minimum. Study the complete expression as one field-specific unit.	អប្បបរមាក្នុងស្រុក	The cost curve has a local minimum at the efficient output.
450	critical point	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: critical + point. Study the complete expression as one field-specific unit.	ចំណុចសំខាន់	Each interior maximum occurs at a critical point.
451	inflection point	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: inflection + point. Study the complete expression as one field-specific unit.	ចំណុចឆ្លង	The curve switches from bending downward to upward at the inflection point.
452	concavity	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Suffix focus: -ity commonly forms a noun naming a quality, state, or condition.	ប្រហោង	A positive second derivative indicates upward concavity.
453	second derivative	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: second + derivative. Study the complete expression as one field-specific unit.	ដេរីវេទីពីរ	The second derivative gives acceleration from the position function.
454	derivative test	noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: derivative + test. Study the complete expression as one field-specific unit.	ការធ្វើតេស្តដេរីវេ	The first derivative test confirms a local minimum.
455	L'Hôpital's rule	proper noun Study Field: Grade 11 calculus, statistics, and computing term Word study: Term structure: L'Hôpital's + rule. Study the complete expression as one field-specific unit.	ច្បាប់របស់ L'Hôpital	L'Hôpital's rule evaluates the zero-over-zero limit.

Vocabulary reading and practice

Interpreting a Difficult Graph

Reading practice for pages 13–15. Five relevant words are highlighted.

English reading

A calculus packet asks students to identify a removable discontinuity before evaluating a limit at infinity. For an indeterminate quotient, L’Hôpital’s rule may apply if its conditions are satisfied. A statistics extension then introduces kurtosis as a description of distribution shape, reminding students not to confuse it with the graph’s discontinuity.

Khmer translation

A reviewed translation is not available for this passage yet.

Reading comprehension

1. What appears in the calculus packet?

A removable discontinuity and a limit at infinity appear.

2. When may L'Hôpital's rule apply?

It may apply to an indeterminate quotient when its conditions hold.

3. What does kurtosis describe?

Kurtosis describes an aspect of distribution shape.

Vocabulary quiz

Choose the dictionary equivalent for each of 5 selected words.

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Sources and curriculum references

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

11th Grade Vocabulary Words

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