Ceroma \Ce*ro"ma\, n. [L., fr. Gr. ? ointment for wrestlers, the place for wrestling, fr. khroy^n to wax over, fr. khro`s wax.] 1. The unguent (a composition of oil and wax) with which wrestlers were anointed among the ancient Romans. [1913 Webster] 2. (Anc. Arch.) That part of the baths and gymnasia in which bathers and wrestlers anointed themselves. [1913 Webster] 3. (Zool.) The cere of birds. [1913 Webster]