1. Protrusion of muscle substance through a rent in its sheath. [myo- + G. kele, hernia] 2. The small cavity that appears in somites. SYN: somite cavity. [myo- + G. koilia, a cavity]
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myo·cele (miґo-sēl) [myo- + -cele1] hernia of muscle; protrusion of a muscle through its ruptured sheath.Medical dictionary. 2011.