from The American Heritage® Dictionary of the English Language, 5th Edition.

  • adjective Swelling outward; bulging.

from The Century Dictionary.

  • Swelling; prominent beyond the surrounding surface.

from the GNU version of the Collaborative International Dictionary of English.

  • adjective Prominent, or excessively prominent; bulging beyond the surrounding or adjacent surface; swelling

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • adjective Swelling or bulging outward.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • adjective curving outward


from The American Heritage® Dictionary of the English Language, 4th Edition

[Late Latin prōtūberāns, prōtūberant-, present participle of prōtūberāre, to bulge out; see protuberate.]

from Wiktionary, Creative Commons Attribution/Share-Alike License

Latin protuberans, protuberantis, present participle of protuberare. See protuberate.


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  • Bouncer. Good morning, Colonel Cox. I hope you slept comfortably, Colonel.

    Cox. I can't say I did, B. I should feel obliged to you, if you could accommodate me

    with a more protuberant bolster, B. The one I’ve got now seems to me to have

    about a handful and a half of feathers at each end, and nothing whatever in the


    -- Cox and Box

    August 20, 2008

  • Kellerman-Flesh and Blood : "I caught a nose-full of rotten meat stench and a glimpse of misshapen green-gray face, purplish, swollen eyes, protuberant tongue, long blonde strands, before he resealed the bag and led me away"

    November 12, 2010