[ rij ]
/ rɪdʒ /


verb (used with object), ridged, ridg·ing.

to provide with or form into a ridge or ridges.
to mark with or as if with ridges.

verb (used without object), ridged, ridg·ing.

to form ridges.

Origin of ridge

before 900; Middle English rigge (noun), Old English hrycg spine, crest, ridge; cognate with Dutch rug, German Rücken, Old Norse hryggr

Related forms

ridge·like, adjectiveun·ridged, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for ridge

British Dictionary definitions for ridge


/ (rɪdʒ) /



to form into a ridge or ridges

Derived Forms

ridgelike, adjectiveridgy, adjective

Word Origin for ridge

Old English hrycg; related to Old High German hrucki, Old Norse hryggr
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

Medicine definitions for ridge


[ rĭj ]


A long, narrow, or crested part of the body, as on the nose.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for ridge


[ rĭj ]

A long narrow chain of hills or mountains.
See mid-ocean ridge.
A narrow, elongated zone of relatively high atmospheric pressure associated with an area of peak anticyclonic circulation. Compare trough.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.