gavaya : [m.] a species of ox, the gayal.

A.P. Buddhadatta Mahathera, Concise Pali-English and English-Pali Dictionary [available as digital version from Metta Net, Sri Lanka]

Gavaya (and gavaja) a species of ox, the gayal [Sk. gavaya, cp. gavala, buffalo] J v.406. (˚ja=khagga); Miln 149; DhsA 331.

Pali-English Dictionary, TW Rhys Davids, William Stede,

gavaya 1
gavaya Nom. P. (fr. gó) ○yati (aor. ajūgavat) Pāṇ. 3-1, 21 Siddh. 40
 

gavaya 2
gavayá m. the Gayal (a species of ox, Bos gavaeus, erroneously classed by Hindu writers as a species of deer
• cf. go-mṛgá) RV. iv, 21, 8 VS. ŚBr. AitBr. &c
• N. of a monkey-chief attached to Rāma (a son of Vaivasvata) MBh. iii, 16271 R. iv, 25, 33
• vi
• (ī́), f. (cf. Pāṇ. 4-1, 63 Vārtt.
• g. gaurâdi) the female Gayal VS. xxiv, 30
 

Sanskrit-English Dictionary, by M. Monier William