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Word of the Day Wednesday, June 10, 2026

protoplasm

/ˈproʊtəplæzəm/ noun · British & US
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What does protoplasm mean?

noun

The living substance of a cell, consisting of a jelly-like mass of protoplasmic fluid and a network of protein filaments, and including the nucleus and other organelles.

Example

"The protoplasm of the cell was visible under the microscope."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for protoplasm

Rhymes with protoplasm

Etymologically related