| 释义 |
natural depression
Thesaurus| Noun | 1. | natural depression - a sunken or depressed geological formationdepressionbasin - a natural depression in the surface of the land often with a lake at the bottom of it; "the basin of the Great Salt Lake"bed, bottom - a depression forming the ground under a body of water; "he searched for treasure on the ocean bed"crater - a bowl-shaped depression formed by the impact of a meteorite or bombgeological formation, formation - (geology) the geological features of the earthhollow, hole - a depression hollowed out of solid matterlowland - low level countrysinkhole, swallow hole, sink - a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roofoceanic abyss, trench, deep - a long steep-sided depression in the ocean floortrough - 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 rivernatural elevation, elevation - a raised or elevated geological formation |
natural depression
Synonyms for natural depressionnoun a sunken or depressed geological formationSynonymsRelated Words- basin
- bed
- bottom
- crater
- geological formation
- formation
- hollow
- hole
- lowland
- sinkhole
- swallow hole
- sink
- oceanic abyss
- trench
- deep
- trough
- vale
- valley
Antonyms- natural elevation
- elevation
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