fibroid; fibroid tumor
Medical term for a benign tumor composed of fibrous tissue; often used in pathology contexts.
Fibroids are benign tumors that often occur in the uterus.
Compound of 類 (rui, 'resembling') + 線維 (sen'i, 'fiber') + 腫 (shu, 'tumor'), literally 'fiber-like tumor'. The exact historical derivation is uncertain; the spelling is conventionally associated with the medical meaning.