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noun, plural: protoplasts

Plant, bacterial or fungal cell with the cell wall removed using either mechanical or enzymatic means.

The first from which all subsequent forms are derived; prototype; archetype


Word origin: French protoplaste, from Old French, the first man, from Late Latin prōtoplastus, from Greek prōtoplastos : prōto-, proto- + plastos, formed, molded.

Related forms: protoplastic (adjective).

Compare: spheroplast.
See also: cytoplasm, cell wall.