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Science · Grades 3–4

Chlorophyll

noun

The green pigment in plant cells that absorbs sunlight for photosynthesis.

Example Sentences

"Chlorophyll gives leaves their green color."

"In autumn, chlorophyll breaks down and leaves change color."

Synonyms & Related Terms

green pigment

Quick Check

Which best describes the meaning of chlorophyll?

Study Tips

To remember chlorophyll, try writing it in a sentence of your own. Connect it to something you already know about science.

Use it in conversation today — saying a word aloud three times helps lock it into long-term memory.