5th-grade-vocabulary-words

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.

Open the basic text version — works without JavaScript and is suitable for printing.

Words 326–350 of 500
#	Word	Pattern / part of speech	Meaning	Sample sentence
326	skeleton	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	A whale's skeleton contains bones shaped like those in other mammals.
327	muscle	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	The heart is a powerful muscle.
328	circulation	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Exercise can increase blood circulation.
329	digestion	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Digestion begins when food is chewed.
330	microorganism	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Some kinds of microorganism help produce yogurt.
331	bacteria	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Helpful bacteria live in healthy soil.
332	virus	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	A virus can spread through cough droplets.
333	fungus	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	The damp log was covered by a pale fungus.
334	parasite	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	A tick is a parasite that feeds on an animal's blood.
335	immunity	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Vaccination can help the body develop immunity.
336	vaccine	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	The vaccine reduced the spread of the illness.
337	infection	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	The doctor treated the cut to prevent infection.
338	symptom	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	A high fever can be a symptom of infection.
339	treatment	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Rest was part of the recommended treatment.
340	recover	verbGrade 5 science word	Reviewed Cantonese equivalent not yet available.	The injured bird may recover after several weeks of care.
341	contagious	adjectiveGrade 5 science word	Reviewed Cantonese equivalent not yet available.	The contagious illness moved quickly through the crowded camp.
342	hygiene	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Good hand hygiene helps prevent infection.
343	molecule	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	A water molecule contains hydrogen and oxygen atoms.
344	atom	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	An atom contains a nucleus surrounded by electrons.
345	element	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Oxygen is an element found in air and water.
346	compound	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Water is a compound made from hydrogen and oxygen.
347	mixture	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Trail mix is a mixture whose ingredients remain separate.
348	dissolve	verbGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Salt will dissolve more quickly in warm water.
349	chemical	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	The label identifies each chemical in the cleaning solution.
350	mineral	nounGrade 5 science word	Reviewed Cantonese equivalent not yet available.	Quartz is a common mineral in Earth's crust.

Words 326–350 of 500

Word

Pattern / part of speech

Meaning

Sample sentence

326

skeleton

nounGrade 5 science word