Definition
noun, plural: spheroplasts
A gram-negative bacterial cell with the cell wall only partially removed resulting in a spherical shape.
Supplement
Partial removal of cell wall may be possible with penicillin.
Word origin: Latin sphaero-, from Greek sphairo-, from sphaira, sphere + plastos, formed, molded.
Compare:” protoplast.
See also: cytoplasm, cell membrane.
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