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5th-grade-vocabulary-words

English Vocabulary · Grade 5 Live Review Preview

5th Grade Vocabulary Words

Fifth-grade readers use increasingly precise vocabulary to compare sources, explain evidence, interpret literature, and learn independently across science, mathematics, and social studies. The curriculum emphasizes context clues, meaningful word parts, parts of speech, and language that strengthens both discussion 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. References calibrated level and coverage only; all learner-facing definitions and sample sentences are original KSSR copy.

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500 words
Words 426–450 of 500
#WordPattern / part of speechMeaningSample sentence
426orderedadjectiveGrade 5 mathematics word1. 순서가 정해진 2. 정렬된An ordered pair lists the horizontal coordinate first.
427quadrantnounGrade 5 mathematics word사분면The point is located in the first quadrant.
428polygonnounGrade 5 mathematics word다각형(多角形)A hexagon is a polygon with six sides.
429anglenounGrade 5 mathematics word1. 각 2. 각도A right angle measures ninety degrees.
430vertexnounGrade 5 mathematics word1. 정점(頂點) 2. 정점The top vertex joins the triangle's two sloping sides.
431paralleladjectiveGrade 5 mathematics word평행-의Opposite sides of a rectangle are parallel.
432perpendicularadjectiveGrade 5 mathematics word수직의The vertical post is perpendicular to the ground.
433trianglenounGrade 5 mathematics word1. 삼각(三角) 2. 삼각형(三角形) 3. 세모The triangle has one right angle.
434rectanglenounGrade 5 mathematics word직사각형The classroom floor forms a rectangle.
435rhombusnounGrade 5 mathematics word마름모The tilted tile is a rhombus rather than a square.
436trapezoidnounGrade 5 mathematics word사다리꼴The bridge support forms a trapezoid.
437circumferencenounGrade 5 mathematics word1. 원주(圓周) 2. 둘레 3. 주위We wrapped string around the lid to measure its circumference.
438diameternounGrade 5 mathematics word1. 지름 2. 직경The plate's diameter is twice its radius.
439radiusnounGrade 5 mathematics word1. 반지름 2. 반경The compass was set to a radius of five centimeters.
440areanounGrade 5 mathematics word면적Multiply length by width to find a rectangle's area.
441perimeternounGrade 5 mathematics word1. 둘레 2. 주위(周圍)Add all four side lengths to find the garden's perimeter.
442symmetrynounGrade 5 mathematics word1. 대칭성 2. 대칭The butterfly's wings show approximate symmetry.
443mediannounGrade 5 mathematics word중앙값The median of three, five, and nine is five.
444modenounGrade 5 mathematics word최빈값The mode of two, three, three, and five is three.
445rangenounGrade 5 mathematics word1. 레인지 2. 폭 3. 범위The range of four, seven, and twelve is eight.
446datanounGrade 5 mathematics word1. 데이터 2. 자료We recorded the rainfall data in a table.
447samplenounGrade 5 mathematics word1. 샘플 2. 표본 3. 견본The survey used a sample of fifty residents.
448probabilitynounGrade 5 mathematics word1. 확률(確率) 2. 가능성(可能性) 3. 개연성(蓋然性)The probability of rolling an even number is one half.
449possibleadjectiveGrade 5 mathematics word가능하다Rolling a six is possible with a standard number cube.
450impossibleadjectiveGrade 5 mathematics word불가능하다It is impossible to roll a seven on a standard six-sided number cube.

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.