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NATURAL DEPRESSION
| Pronunciation (US): |  | (GB): | |
I. (noun)
Sense 1
Meaning:
A sunken or depressed geological formation
Synonyms:
depression; natural depression
Classified under:
Nouns denoting natural objects (not man-made)
Hypernyms ("natural depression" is a kind of...):
formation; geological formation ((geology) the geological features of the earth)
Hyponyms (each of the following is a kind of "natural depression"):
basin (a natural depression in the surface of the land often with a lake at the bottom of it)
bed; bottom (a depression forming the ground under a body of water)
crater (a bowl-shaped depression formed by the impact of a meteorite or bomb)
hole; hollow (a depression hollowed out of solid matter)
lowland (low level country)
sink; sinkhole; swallow hole (a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof)
deep; oceanic abyss; trench (a long steep-sided depression in the ocean floor)
trough (a narrow depression (as in the earth or between ocean waves or in the ocean bed))
vale; valley (a long depression in the surface of the land that usually contains a river)
Antonym:
natural elevation (a raised or elevated geological formation)
