chloroplast

noun

chlo·​ro·​plast ˈklȯr-ə-ˌplast How to pronounce chloroplast (audio)
: a plastid that contains chlorophyll and is the site of photosynthesis see cell illustration
chloroplastic adjective

Examples of chloroplast in a Sentence

Recent Examples on the Web
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Genetic testing shows that chloroplasts aren’t your typical organelles. Cody Cottier, Discover Magazine, 4 Nov. 2024 However, inserting these chloroplasts into animal cells is a lot easier said that done. David Faris, Newsweek, 4 Nov. 2024 Incorporation of photosynthetically active algal chloroplasts in cultured mammalian cells towards photosynthesis in animals. David Faris, Newsweek, 4 Nov. 2024 Zillions of oxygen molecules, released from zillions of chloroplasts around the planet, become the life-sustaining atmosphere that supports Earth’s vast ecological communities. Cody Cottier, Discover Magazine, 4 Nov. 2024 See all Example Sentences for chloroplast 

Word History

Etymology

International Scientific Vocabulary

First Known Use

1887, in the meaning defined above

Time Traveler
The first known use of chloroplast was in 1887

Dictionary Entries Near chloroplast

Cite this Entry

“Chloroplast.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/chloroplast. Accessed 30 Nov. 2024.

Kids Definition

chloroplast

noun
chlo·​ro·​plast ˈklōr-ə-ˌplast How to pronounce chloroplast (audio)
ˈklȯr-
: a cellular part that contains chlorophyll and is the location of photosynthesis

Medical Definition

chloroplast

noun
chlo·​ro·​plast ˈklōr-ə-ˌplast, ˈklȯr- How to pronounce chloroplast (audio)
: a plastid that contains chlorophyll and is the site of photosynthesis and starch formation
chloroplastic adjective

More from Merriam-Webster on chloroplast

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