The solid bottom or earth underlying the sea (†or other water). Now only Nautical, esp. in reference to soundings, or in phrase to break ground: to…
| 单词 | θ3127 |
| 释义 | the world > the earth > water > sea or ocean > region of sea or ocean > [noun] > sea bed (27) groundOE The solid bottom or earth underlying the sea (†or other water). Now only Nautical, esp. in reference to soundings, or in phrase to break ground: to… sea-groundOE The bottom of the sea (cf. ground, n. 1a). channela1387 The hollow bed of a river, stream, or other body of running water; the course through which a river or stream flows. Formerly also: †the seabed (obs… sea-bottoma1400 The bottom or lowest depth of the sea; a tract of ground covered by a sea. ocean bed1638 ocean floor1820 sea bed1838 †(a) a bed for use on board ship (obsolete); (b) the floor of the sea. ocean basin1848 a depression of the earth's surface occupied by an ocean. ocean bottom1855 sea-floor1855 The floor of the sea. Subcategories:— rockiness (1) — trench or cavity in (6) — rise in (1) — relatively elevated part (1) — slope of (1) — covered with mud (1) — mud-line (1) — submarine hydrothermal vent (4) — disturbance of sediment (1) |
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