| crack |
become fractured; break or crack on the surface only; "The glass cracked when it was heated" make a very sharp explosive sound; "His gun cracked" a long narrow opening snap: make a sharp sound; "his fingers snapped" gap: a narrow opening; "he opened the window a crack" hit forcefully; deal a hard blow, making a cracking noise; "The teacher cracked him across the face with a ruler" crevice: a long narrow depression in a surface break through: pass through (a barrier); "Registrations cracked through the 30,000 mark in the county" a sudden sharp noise; "the crack of a whip"; "he heard the cracking of the ice"; "he can hear the snap of a twig" break partially but keep its integrity; "The glass cracked" shot: a chance to do something; "he wanted a shot at the champion" snap: break suddenly and abruptly, as under tension; "The rope snapped" wisecrack: witty remark crack up: suffer a nervous breakdown a blemish resulting from a break without complete separation of the parts; "there was a crack in the mirror" tell spontaneously; "crack a joke" cause to become cracked; "heat and light cracked the back of the leather chair" a purified and potent form of cocaine that is smoked rather than snorted a usually brief attempt; "he took a crack at it"; "I gave it a whirl" reduce (petroleum) to a simpler compound by cracking break into simpler molecules by means of heat; "The petroleum cracked" fracture: the act of cracking something ace: of the highest quality; "an ace reporter"; "a crack shot"; "a first-rate golfer"; "a super party"; "played top-notch tennis"; "an athlete in tiptop condition"; "she is absolutely tops"
출처: wordnet.princeton.edu/perl/webwn
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| crossing over |
the interchange of sections between pairing homologous chromosomes during the prophase of meiosis
출처: wordnet.princeton.edu/perl/webwn
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| cross-link |
a side bond that links two adjacent chains of atoms in a complex molecule join by creating covalent bonds (of adjacent chains of a polymer or protein)
출처: wordnet.princeton.edu/perl/webwn
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| crimp |
fold: an angular or rounded shape made by folding; "a fold in the napkin"; "a crease in his trousers"; "a plication on her blouse"; "a flexure of the colon"; "a bend of his elbow" someone who tricks or coerces men into service as sailors or soldiers make ridges into by pinching together curl tightly; "crimp hair" a lock of hair that has been artificially waved or curled
출처: wordnet.princeton.edu/perl/webwn
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| crisis |
an unstable situation of extreme danger or difficulty; "they went bankrupt during the economic crisis" a crucial stage or turning point in the course of something; "after the crisis the patient either dies or gets better"
출처: wordnet.princeton.edu/perl/webwn
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