| crack | A fissure or fracture. Caused by the effects of stress on weak or weakened parts of a material. To break a large, complex compound into simpler compounds. To open something slightly. A narcotic drug illegal in most countries which is a cheaper, more addictive, smokeable version of cocaine (another illegal narcotic) with more adverse effects on the user than cocaine. (09 Oct 1997) |
|---|---|
| crack cocaine | The purified, alkaloidal, extra-potent form of cocaine. It is smoked (free-based), injected intravenously, and orally ingested. Use of crack results in alterations in function of the cardiovascular system, the autonomic nervous system, the central nervous system, and the gastrointestinal system. There are concomitant psychological and social alterations as well. The slang term "crack" was derived from the crackling sound made upon igniting of this form of cocaine for smoking. (12 Dec 1998) |
| cracked heel | Hyperkeratosis and fissure formation on the soles. Synonym: cracked heel. (05 Mar 2000) |
| cracked tooth syndrome | <syndrome> A toothache caused by a broken tooth (tooth fracture) without associated cavity or advanced gum disease. Biting on the area of tooth fracture can cause severe sharp pains. These fractures are usually due to chewing or biting hard objects such as hard candies, pencils, nuts, etc. Sometimes, the fracture can be seen by painting a special dye on the cracked tooth. Treatment usually is to protect the tooth with a crown. However, if placing a crown does not relieve pain symptoms, a root canal procedure may be necessary. (12 Dec 1998) |
| cracked-pot resonance | A peculiar sound, resembling that heard on striking a cracked pot, elicited on percussing over a pulmonary cavity that commmunicates with a bronchial tube, when the patient's mouth is open. Synonym: cracked-pot sound. (05 Mar 2000) |
| cracked-pot sound | A peculiar sound, resembling that heard on striking a cracked pot, elicited on percussing over a pulmonary cavity that commmunicates with a bronchial tube, when the patient's mouth is open. Synonym: cracked-pot sound. (05 Mar 2000) |
| crackle | Short, sharp, or rough sounds heard with a stethoscope over the chest. Most often heard in pleurisy with fibrinous exudate. Origin: echoic (05 Mar 2000) |
| crackling jaw | Chronic subluxation with clicking on motion. (05 Mar 2000) |
| crackling rale | Very fine sounds produced by fluid in very small airways in pneumonia or congestive heart failure. (05 Mar 2000) |
| sand-crack | A crack or fissure in the hoof of the horse, occurring usually on the inside of the forefoot (quarter-crack) or in the forepart of the hindfoot (toe-crack); when the crack is deep enough to expose the sensitive laminae, or when it extends to the coronary band, lameness results. (05 Mar 2000) |
|---|---|
| quarter-crack | See: sand-crack. (05 Mar 2000) |
| toe-crack | See: sand-crack. (05 Mar 2000) |
Synonyms : Cocaine, Crack
Synonyms : Cracked Tooth Syndromes, Syndrome, Cracked Tooth, Syndromes, Cracked Tooth
| 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"
Ãâó: wordnet.princeton.edu/perl/webwn
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| crackle |
crepitate: make a crackling sound; "My Rice Krispies crackled in the bowl" the sharp sound of snapping noises crunch: make crunching noises; "his shoes were crunching on the gravel" to become, or to cause to become, covered with a network of small cracks; "The blazing sun crackled the desert sand" glazed china with a network of fine cracks on the surface
Ãâó: wordnet.princeton.edu/perl/webwn
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| crack |
Crack can refer to: * Freebase cocaine* The chemical process of cracking* Software cracking* Craic (pronounced like "crack"), an Irish slang term for fun. ...
Ãâó: en.wikipedia.org/wiki/Crack
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| crack cocaine |
Cocaine is a crystalline tropane alkaloid that is obtained from the leaves of the coca plant. It is a stimulant of the central nervous system and an appetite suppressant, creating what has been described as a euphoric sense of happiness and increased energy. Though most often used recreationally for this effect, cocaine is also a topical anesthetic that is used in eye and throat surgery. ...
Ãâó: en.wikipedia.org/wiki/Crack_cocaine
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| crack |
A narrow opening in the wall, floor, or ceiling of a cave passage. Usually to narrow for human egress.
Ãâó: www.geocities.com/cavevader/caving/cave_term_c.htm
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| crack | the act of cracking something |
|---|---|
| crack | a usually brief attempt |
| crack | a purified and potent form of cocaine that is smoked rather than snorted |
| crack | a narrow opening |
| crack | a mark left after a small piece has been chopped or broken off of something |
| crack | witty remark |
| crack | a sudden sharp noise |
| crack | a long narrow opening |
| crack | a long narrow depression in a surface |
| crack | (informal) a chance to do something |
| crack | break into simpler molecules by means of heat |
| crack | reduce (petroleum) to a simpler compound by cracking |
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