spheroplast medical definition
spherÂ·oÂ·plast. (sfÃ®râ²É-plÄstâ², sfÄrâ²-) n. A bacterial cell whose cell wall has been degraded, often by the action of an antibiotic or a lysozyme, causing the cell to assume a spherical shape. spheroplast. (ËsfÉªÉrÉÊËplÃ¦st) n. (Biology) a bacteria or cell with a deficient cell wall.