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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 326–350 of 500
#WordPattern / part of speechMeaningSample sentence
326skeletonnounGrade 5 science word1. esqueleto 2. estruturaA whale's skeleton contains bones shaped like those in other mammals.
327musclenounGrade 5 science wordmúsculoThe heart is a powerful muscle.
328circulationnounGrade 5 science wordcirculaçãoExercise can increase blood circulation.
329digestionnounGrade 5 science worddigestãoDigestion begins when food is chewed.
330microorganismnounGrade 5 science word1. micro-organismo 2. microrganismoSome kinds of microorganism help produce yogurt.
331bacterianounGrade 5 science wordbactériaHelpful bacteria live in healthy soil.
332virusnounGrade 5 science wordvírusA virus can spread through cough droplets.
333fungusnounGrade 5 science word1. fungo 2. cogumeloThe damp log was covered by a pale fungus.
334parasitenounGrade 5 science word1. parasita 2. vermeA tick is a parasite that feeds on an animal's blood.
335immunitynounGrade 5 science wordimunidadeVaccination can help the body develop immunity.
336vaccinenounGrade 5 science wordvacinaThe vaccine reduced the spread of the illness.
337infectionnounGrade 5 science wordinfecçãoThe doctor treated the cut to prevent infection.
338symptomnounGrade 5 science wordsintomaA high fever can be a symptom of infection.
339treatmentnounGrade 5 science wordtratamentoRest was part of the recommended treatment.
340recoververbGrade 5 science word1. recuperar-se 2. melhorar 3. recuperarThe injured bird may recover after several weeks of care.
341contagiousadjectiveGrade 5 science word1. contagiante 2. contagiosoThe contagious illness moved quickly through the crowded camp.
342hygienenounGrade 5 science wordhigieneGood hand hygiene helps prevent infection.
343moleculenounGrade 5 science wordmoléculaA water molecule contains hydrogen and oxygen atoms.
344atomnounGrade 5 science wordátomoAn atom contains a nucleus surrounded by electrons.
345elementnounGrade 5 science wordelementoOxygen is an element found in air and water.
346compoundnounGrade 5 science wordcompostoWater is a compound made from hydrogen and oxygen.
347mixturenounGrade 5 science wordmisturaTrail mix is a mixture whose ingredients remain separate.
348dissolveverbGrade 5 science word1. dissolver 2. diluir-se 3. dissolver-seSalt will dissolve more quickly in warm water.
349chemicalnounGrade 5 science wordsubstância químicaThe label identifies each chemical in the cleaning solution.
350mineralnounGrade 5 science wordmineralQuartz is a common mineral in Earth's crust.

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.