Dictionary.com

carbuncle

[ kahr-buhng-kuhl ]
/ ˈkɑr bʌŋ kəl /
Save This Word!

noun

Pathology. a painful circumscribed inflammation of the subcutaneous tissue, resulting in suppuration and sloughing, and having a tendency to spread somewhat like a boil, but more serious in its effects.
a gemstone, especially a garnet, cut with a convex back and a cabochon surface.
Also called London brown. a dark grayish, red-brown color.
Obsolete. any rounded red gem.

adjective

having the color carbuncle.

QUIZZES

QUIZ YOURSELF ON THE MANY TYPES OF NOUNS

They're everywhere you turn, but can you identify the 10 types of nouns easily? This quiz will test your mettle against singular, plural, concrete, abstract, common, proper, collective, compound, countable, and uncountable nouns!
Question 1 of 7
Shoelaces, rainbow, toothpaste, and haircuts are all what type of noun?

Meet Grammar Coach

Write or paste your essay, email, or story into Grammar Coach and get grammar helpImprove Your Writing

Meet Grammar Coach

Improve Your Writing
Write or paste your essay, email, or story into Grammar Coach and get grammar help

Origin of carbuncle

1150–1200; Middle English <Anglo-French <Latin carbunculus kind of precious stone, tumor, literally, live coal, equivalent to carbōn- (stem of carbō) burning charcoal + -culus-cule1, apparently assimilated to derivates from short-vowel stems; cf. homunculus
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021

Example sentences from the Web for carbuncle

British Dictionary definitions for carbuncle

carbuncle
/ (ˈkɑːˌbʌŋkəl) /

noun

an extensive skin eruption, similar to but larger than a boil, with several openings: caused by staphylococcal infection
a rounded gemstone, esp a garnet cut without facets
a dark reddish-greyish-brown colour

Derived forms of carbuncle

carbuncled, adjectivecarbuncular (kɑːˈbʌŋkjʊlə), adjective

Word Origin for carbuncle

C13: from Latin carbunculus diminutive of carbō coal
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for carbuncle

carbuncle
[ kärbŭng′kəl ]

n.

A deep-seated pyogenic infection of several contiguous hair follicles, with formation of connecting sinuses, often preceded or accompanied by fever, malaise, and prostration.
anthrax

Other words from carbuncle

car•buncu•lar (-kyə-lər) adj.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
FEEDBACK