Definition of spheroplast
: a bacterium or yeast cell that is modified (as by enzymatic action) so that there is partial loss of the cell wall and increased osmotic sensitivity
First Known Use of spheroplast
Medical Definition of spheroplast
: a bacterium or yeast cell that has been modified by nutritional or environmental factors or by artificial means (as by the use of a lysozyme) and that is characterized by partial loss of the cell wall and by increased osmotic sensitivity
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