A narrow elevation or raised band running along or across a surface.
| 单词 | θ99463 |
| 释义 | the world > space > shape > unevenness > projection or prominence > corrugation > [noun] > a corrugation > ridge (5) ridge?a1450 A narrow elevation or raised band running along or across a surface. welt1599 A narrow ridge, a raised stripe. Obsolete. wheal1855 gen. A ridge. riblet1887 A small rib (in various senses); spec. any one of a set on the outer surface of a boat, aircraft, etc., used to reduce drag. Subcategories:— condition of being ridgy (1) |
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