homobiotin

ho·mo·bi·o·tin

(hō'mō-bī'ō-tin),
A compound resembling biotin except for the substitution of an oxygen atom for the sulfur and the presence of an additional CH2 group in the side chain; an active biotin antagonist.

homobiotin

/ho·mo·bio·tin/ (ho″mo-bio-tin) a homologue of biotin having an additional CH2 group in the side chain and acting as a biotin antagonist.

ho·mo·bi·o·tin

(hō'mō-bī'ō-tin)
A compound resembling biotin except for the substitution of an oxygen atom for the sulfur and the presence of an additional CH2 group in the side chain; an active biotin antagonist.