- 1. A variety of closed depression that forms by collapse of the rock above an existing cave passage or chamber .2. A closed depression formed by the collapse of the roof of a cave .See also doline.
A Lexicon of Cave and Karst Terminology with Special Reference to Environmental Karst Hydrology. Courtesy of the author & The Karst Waters Institute. 2002.
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sink — [v1] fall in, go under bore, bring down, capsize, cast down, cave in, couch, decline, demit, depress, descend, dig, dip, disappear, drill, drive, droop, drop, drown, ebb, engulf, excavate, fall, flounder, force down, founder, go down, go to the… … New thesaurus
sink|hole — «SIHNGK HOHL», noun. 1. a hole that drains surface water. 2. a) a hole where water collects. b) a funnel shaped cavity formed in limestone regions by the removal of the rock through action of rain or running water, or both: »As the caverns… … Useful english dictionary
sink — sinkable, adj. sinklike, adj. /singk/, v., sank or, often, sunk; sunk or sunken; sinking; n. v.i. 1. to displace part of the volume of a supporting substance or object and become totally or partially submerged or enveloped; fall or descend into… … Universalium
sink — [[t]sɪŋk[/t]] v. sank, often, sunk; sunksunk•en; sink•ing; 1) to fall, drop, or descend gradually to a lower level or position: The ship sank to the bottom of the sea[/ex] 2) to settle or fall gradually: The building is sinking[/ex] 3) to fall or … From formal English to slang
sink — Synonyms and related words: Babylon, Gomorrah, KO, Sodom, abate, ablate, advance, age, alveolation, alveolus, antrum, aquamanile, armpit, ascend, automatic dishwasher, back, back up, ball up, bankrupt, baptize, basin, bate, bath, bathtub, be… … Moby Thesaurus
sink — 1. verb 1) the coffin sank below the waves Syn: become submerged, be engulfed, go down, drop, fall, descend Ant: float, rise 2) the cruise liner sank yesterday Syn … Thesaurus of popular words
collapse — /keuh laps /, v., collapsed, collapsing, n. v.i. 1. to fall or cave in; crumble suddenly: The roof collapsed and buried the crowd. 2. to be made so that sections or parts can be folded up, as for convenient storage: This bridge table collapses. 3 … Universalium
collapse — Synonyms and related words: OD, Waterloo, amiable weakness, bankruptcy, be brought down, be felled, be found wanting, be ruined, be struck down, be traumatized, beating, become insolvent, bend, blow, bouncing check, break, break down, break out,… … Moby Thesaurus
collapse — [c]/kəˈlæps / (say kuh laps) verb (collapsed, collapsing) –verb (i) 1. to fall or cave in; crumble suddenly: the roof collapsed. 2. to be made so that parts can be folded, placed, etc., together: this card table collapses. 3. to break down; come… … Australian English dictionary
sink hole — noun A depression in the land formed from the collapse or erosion of the underlying rock or soil. Syn: cenote, dolina, shakehole, sink … Wiktionary