The Collaborative International Dictionary of English v.0.48:
Rucervine \Ru*cer"vine\, a. [NL. Rucervus, the genus, fr. NL. Rusa a certain genus of deer (Malay r?sa deer) + Cervus.] (Zool.) Of, like, or pertaining to, a deer of the genus Rucervus, which includes the swamp deer of India. [1913 Webster]