melengestrol acetate
noun
mel·en·ges·trol acetate
| \ ˌmel-ən-ˈjes-ˌtrȯl-, -ˌtrōl-
\
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Medical Definition of melengestrol acetate
: a progestational and antineoplastic agent C25H32O4 that has been used as a growth-stimulating feed additive for beef cattle