| 释义 | 
		cave I. \ˈkāv\ noun (-s) Usage: often attributive Etymology: Middle English, from Old French, from Latin cava, from cavus hollow; akin to Old English hyse young man, Old Norse hūnn bear cub, Greek koilos hollow, kyein to be pregnant, Sanskrit śvayati he swells, śāva young of an animal; basic meaning: hollow, swelling 1.  : a hollowed-out chamber in the earth or in the side of a cliff or hill : cavern; especially  : a natural underground chamber (as one produced in limestone by running water) with an opening to the surface 2.   a.  : an underground chamber or recess for storage or safety; especially  : an outdoor cellar dug or natural   < if she had bacon in the cave — Willa Cather >  b.  : a cached supply   < selling the caves of wine > 3. Britain   a.  : the act of secession from a political party  b.  : a group of persons seceding from a political party — compare adullamite 4.  : a tunnel under a glass furnace used for raking the fire, removing ashes, or regulating heat 5.  : a heavily shielded enclosure for radioactive experiments controlled and observed from outside II. verb (-ed/-ing/-s) Etymology: probably from Middle French caver, from Latin cavare transitive verb  : to form a cave in or under : hollow, undermine  < the waters caving the banks > intransitive verb  : to explore caves III. transitive verb (-ed/-ing/-s) Etymology: Middle English (northern dialect) caven, from caf chaff (in other dialects chaf, chef) — more at chaff  now dialect  : to separate (as grain) from chaff IV. verb (-ed/-ing/-s) Etymology: perhaps from Old Norse kafa to dive — more at baptize intransitive verb 1. dialect Britain  : overturn 2. Midland  : to be noisily and demonstratively angry transitive verb 1. dialect Britain  : to tilt over 2. dialect Britain  : to give a toss to (the head) 3. dialect Britain  : plunge V. verb (-ed/-ing/-s) Etymology: probably alteration (influenced by cave) (II) of calve intransitive verb 1.  : to fall in or down especially from being undermined — usually used with in  < the road caved in above the old mine > 2.  : to collapse especially from exhaustion — usually used with in  < the challenger caved in during the seventh round > 3.  : to cease to resist : become forceless or disorganized : admit defeat or culpability : submit — usually used with in  < the defenders caved in and surrendered > transitive verb 1.  : to cause to fall or collapse — usually used with in  < the floodwaters caved in the retaining wall > 2.  : to smash in or down — usually used with in  < a car with its fenders caved in > VI. noun (-s) Etymology: cave (II)   : the action of caving in or being caved in VII. adjective Etymology: Middle French & Latin; Middle French, from Latin cavus hollow  obsolete  : concave, hollow |