Crossword clues for retentor
retentor
The Collaborative International Dictionary
Retentor
Retentor \Re*ten"tor\, n. [L., a retainer.] (Zo["o]l.) A muscle which serves to retain an organ or part in place, esp. when retracted. See Illust. of Phylactolemata.
Wiktionary
retentor
n. A muscle which holds a body part in place, notably in extended or retracted position