- Obs. an animal's spine or back
- the long, narrow top or crest of something, as of an animal's back, a wave, a mountain, etc.
- a long, narrow elevation of land or a similar range of hills or mountains
- any raised line or raised narrow strip, as in corded fabric, plowed land, etc.
- the horizontal line formed by the meeting of two sloping surfaces: the ridge of a roof
- a long, narrow high-pressure area on a weather map
Origin of ridge
Middle English rigge from Old English hrycg, akin to Old Norse hrygr, backbone, German rücken, back from Indo-European an unverified form (s)kreuk-, a hump, mound from base an unverified form (s)ker-, to bend from source Classical Latin curvus, bent, circus, a ringtransitive verb
intransitive verb
ridged, ridg′ing- to mark or be marked with a ridge or ridges
- to form into or furnish with a ridge or ridges
