'Protuberant' definitions:

Definition of 'protuberant'

From: WordNet
adjective
Curving outward [syn: bellied, bellying, bulbous, bulging, bulgy, protuberant]

Definition of 'Protuberant'

From: GCIDE
  • Protuberant \Pro*tu"ber*ant\, a. [L. protuberans, -antis, p. pr. of protuberare. See Protuberate.] Prominent, or excessively prominent; bulging beyond the surrounding or adjacent surface; swelling; as, a protuberant joint; a protuberant eye. -- {Pro*tu"ber*ant*ly}, adv. [1913 Webster]