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chloroplast

chlo·ro·plast

noun \ˈklōr-ə-ˌplast, ˈklȯr-\

Definition of CHLOROPLAST

: a plastid that contains chlorophyll and is the site of photosynthesis and starch formation

—chlo·ro·plas·tic \ˌklōr-ə-ˈplas-tik, ˌklȯr-\ adjective

Illustration of CHLOROPLAST

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chloroplast

chlo·ro·plast

Definition of CHLOROPLAST

Illustration of CHLOROPLAST

Learn More About CHLOROPLAST

Test Your Vocabulary

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chloroplast

chlo·ro·plast

Definition of CHLOROPLAST

Illustration of CHLOROPLAST

Learn More About CHLOROPLAST

Test Your Vocabulary

Name That Thing

True or False?

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The Merriam-Webster

Unabridged Dictionary

Learning English?

We can help.

Our Dictionary,On Your Devices

Visit Our Store

Join Us

Bookstore: Digital and Print

Other Merriam-Webster Dictionaries

Our Dictionary,
On Your Devices