proplastid

noun

pro·plas·tid (ˌ)prō-ˈpla-stəd

: a minute cytoplasmic body from which a plastid is formed

Word History

Etymology

International Scientific Vocabulary

First Known Use

1922, in the meaning defined above

Time Traveler

The first known use of proplastid was in 1922

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Browse Nearby Words

proplasm

proplastid

propless

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Cite this Entry

Style

“Proplastid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/proplastid. Accessed 4 Nov. 2025.

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Medical Definition

proplastid

noun

pro·plas·tid (ˈ)prō-ˈplas-təd

: a minute cytoplasmic body from which a plastid is formed

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