| crassamentum | 1. Old term for blood clot. 2. Old term for coagulum. Origin: L. Thickness, fr. Crassus, thick (05 Mar 2000) |
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| Crassulacean acid metabolism | <plant biology> Physiological adaptation of certain succulent plants, in which carbon dioxide can be fixed (nonphotosynthetically) at night into malic and other acids. During the day the carbon dioxide is regenerated and then fixed photosynthetically into the Calvin Benson cycle. This adaptation permits the stomata to remain closed during the day, conserving water. (18 Nov 1997) |
| crater | The most depressed, usually central portion of an ulcer. (05 Mar 2000) |
| crater arc | An arc of a direct current that forms a pitlike excavation at the positive pole. (05 Mar 2000) |
| crateriform | Hollowed like a bowl or a saucer. Origin: L. Crater, bowl, + forma, shape (05 Mar 2000) |
| craterization | Excavation of tissue to form a shallow depression, performed in wound treatment to facilitate drainage from infected areas. Synonym: craterization. (05 Mar 2000) |
| cravat bandage | A bandage made by bringing the point of a triangular bandage to the middle of the base and then folding lengthwise to the desired width. (05 Mar 2000) |
| craw-craw | A term applied in west Africa to a pruritic papular skin eruption, which may lead to ulceration; some cases are caused by Onchocerca. Synonym: kra-kra. (05 Mar 2000) |
| Crawford, Brian | <person> British physicist, *1906. See: Stiles-Crawford effect. (05 Mar 2000) |
| crayfish | Various freshwater crustaceans resembling the lobster, but usually much smaller; common genera are astacus, cambarus, oronectes, and pacifastacus. It includes crayfish as food. (12 Dec 1998) |
| crazing | In dentistry, the appearance of minute cracks on the surface of plastic restorations such as filling materials, denture teeth, or denture bases. (05 Mar 2000) |
| crazy chick disease | A disease of young chicks caused by vitamin E deficiency. Synonym: crazy chick disease. (05 Mar 2000) |
| crack |
(crack) (krak) 1. an incomplete split, break, or fissure. 2. sand c.
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| crab |
(crab) (krab) 1. any of various mollusks of the order Decapoda; see also Potamon. 2. a vernacular term for Phthirus pubis.
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| cranioschisis |
(cra
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| craniocarpotarsal dystrophy |
a congenital anomaly transmitted as an autosomal dominant trait, consisting of characteristic flattened, masklike facies; microstomia, the lips protruding as in whistling; deep-set eyes with hypertelorism; camptodactyly with ulnar deviation of the fingers; and talipes equinovarus. Called also Freeman-Sheldon syndrome, whistling face syndrome, and whistling face
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| craniometric diameter |
any line connecting two craniometric points of the same name.
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| CRA | a dermatitis of the scalp that is common in infants |
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| CRA | a quiet song that lulls a child to sleep |
| CRA | a quiet song intended to lull a child to sleep |
| CRA | the skilled practice of a practical occupation |
| CRA | a vehicle designed for navigation in or on water or air or through outer space |
| CRA | shrewdness as demonstrated by being skilled in deception |
| CRA | skill in an occupation or trade |
| CRA | people who perform a particular kind of skilled work |
| CRA | make by hand and with much skill |
| CRA | fair at which objects made by craftsmen are offered for sale |
| CRA | a labor union whose membership is restricted to workers in a particular craft |
| CRA | a creator of great skill in the manual arts |