[ lohb ]
/ loʊb /


a roundish projection or division, as of an organ or a leaf.

Origin of lobe

1515–25; <Medieval Latin lobus (Late Latin: hull, husk, pod) <Greek lobós, akin to Latin legula lobe of the ear


mul·ti·lobe, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Example sentences from the Web for lobe

British Dictionary definitions for lobe

/ (ləʊb) /


any rounded projection forming part of a larger structure
any of the subdivisions of a bodily organ or part, delineated by shape or connective tissue
short for ear lobe
any of the loops that form part of the graphic representation in cylindrical coordinates of the radiation pattern of a transmitting aerialCompare radiation pattern
any of the parts, not entirely separate from each other, into which a flattened plant part, such as a leaf, is divided

Word Origin for lobe

C16: from Late Latin lobus, from Greek lobos lobe of the ear or of the liver
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 lobe

[ lōb ]


A rounded projection, especially a rounded, projecting anatomical part, such as the lobe of the ear.
A subdivision of a body organ or part bounded by fissures, connective tissue, or other structural boundaries.
One of the larger divisions of the crown of a tooth, formed from a distinct point of calcification.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for lobe

[ lōb ]

A rounded projection, as on a leaf or petal. The leaves of many oak species have prominent lobes.
An anatomical division of an organ of the body. The liver, lungs, and brain are all characterized by lobes that are held in place by connective tissue.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.