protoplast
noun
pro·to·plast
ˈprō-tə-ˌplast 
1
: one that is formed first : prototype
2
: a plant cell that has had its cell wall removed
also
: the nucleus, cytoplasm, and plasma membrane of a cell as distinguished from inert walls and inclusions
Examples of protoplast in a Sentence
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Once the setup was ready, the team fired it up and left the protoplasts in there for 24 hours.
—
ArsTechnica, 4 Apr. 2025
Moisturize with Shiseido Waso Clear Mega-Hydrating Cream, made with whole carrot protoplasts (what's left of the cell when its wall dissolves).
—Maya McDowell, Seventeen, 21 May 2019
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ArsTechnica, 4 Apr. 2025
Moisturize with Shiseido Waso Clear Mega-Hydrating Cream, made with whole carrot protoplasts (what's left of the cell when its wall dissolves).
—Maya McDowell, Seventeen, 21 May 2019
Cite this Entry
“Protoplast.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/protoplast. Accessed 31 Oct. 2025.
Copy CitationMedical Definition
protoplast
noun
pro·to·plast
ˈprōt-ə-ˌplast
: the nucleus, cytoplasm, and plasma membrane of a cell as distinguished from inert walls and inclusions
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