οὖλον

τό
A. the gums, A. Ch. 898, Hp. Epid. 7.113, Aph. 3.25, Morb. 2.11, Pl. Phdr. 251c, Nic. Th. 306, etc.: sg., Arist. HA 493a1, D.L. 7.176.
Liddell, Scott & Jones
A Greek-English Lexicon, 1940
An open-access project