Definition of protuberant adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//prəˈtjuːbərənt//
; NAmE NAmE//proʊˈtuːbərənt//
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curving or swelling out from a surface synonym bulging protuberant eyes Word Origin mid 17th cent.: from late Latin protuberant- ‘swelling out’, from the verb protuberare, from pro- ‘forward, out’ + tuber ‘bump’.
See the Oxford Advanced American Dictionary entry: protuberant