释义 |
crest I. \ˈkrest\ noun (-s) Etymology: Middle English, from Middle French creste, from Latin crista; akin to Old English hrisian to shake, Old High German hrīs twig, Old Norse hrista to shake, Gothic afhrisjan to shake off, Middle Irish cressaim I shake, Old Prussian craysi blade of grass, straw, Latin curvus curved — more at crown 1. a. : a usually ornamental tuft or process on the head of a bird or animal; specifically : cockscomb — see bird illustration b. (1) : the plume of feathers, painted metal fan, modeled emblem, or other decoration worn on a knight's helmet; especially : one indicating the identity of the wearer (2) : the apex of a helmet < on his crest sat horror plumed — John Milton > (3) : a heraldic device that represents the crest formerly borne upon the helmet of a knight, is depicted in a full achievement of arms upon the helmet, and is also used separately as an ornament or cognizance (as for plate or liveries) (4) : a heraldic device depicted above the escutcheon but not upon a helmet — used especially in the official heraldry of the New World (5) : an escutcheon of arms (6) : a complete coat of arms — not used technically (7) : an emblem, badge, device, or other object regularly used as a symbol (as of a family, tribe, or nation) — usually used only of emblems employed among peoples who do not practice the European system of heraldry < the Indians … mark off the hunting ground selected by them by blazing the trees with their crests — American Anthrop. Association Memoir > (8) : an identifying mark usually consisting of painted rings placed near the vanes of an arrow (9) : high spirits or self-confidence : pride, courage, temper c. : a process or prominence on any part of the body of an animal: as (1) : the upper curve or ridge of the neck of a horse or other quadruped (2) : the mane borne by such a crest (3) : a ridge especially when longitudinal and median or serrated or tuberculated (as that on the back of certain lizards) — compare basilisk (4) : a ridge especially on a bone < the crest of the tibia > < the crest of the ilium > — see frontal crest, occipital crest 2. : the top of a structure or natural formation: as a. : the highest point of a mountain : summit : the highest line of a range of mountains or hills or fold of rock < the crest of a watershed > < the crest of an anticline > b. : the top edge of a dam or weir c. : the ridge of a roof 3. a. physics (1) : the highest part of the oscillating surface in a gravity wave or a ripple on a liquid at any instant — contrasted with trough (2) : the maximum attained by a wave variable during the passage of a complete cycle : peak < crest voltage > b. : the highest stage of a river in flood 4. a. : one of the high points of an action or process marked by a periodic alternation of rise and fall < at the crest of each breath, weeping threatened her — Elizabeth Taylor > b. : the culmination of an action or process : climax < the crest of a civilization > < at the crest of his fame > < the crest of the evening's excitement > 5. : a structure terminating or crowning an organ (as the persistent style forming a partial aril in plants of the genus Sanguinaria) 6. : the outermost part of a screw thread often in the form of a rounded or flat-surfaced helical ridge II. verb (-ed/-ing/-s) Etymology: Middle English cresten, from crest, n. transitive verb 1. : to furnish with a crest : serve as a crest for : top, crown 2. : to reach the crest of (as a mountain or wave) intransitive verb 1. obsolete : to bear oneself proudly or erectly 2. : to form or rise to a crest < the river is expected to crest at noon > |