| crab | 1. A crustacean, many varieties of which are edible. 2. An insect, the crab louse, Pthirus pubis. (05 Mar 2000) |
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| crab hand | An infection caused by erysipelothrix rhusiopathiae that is almost wholly restricted to persons who in their occupation handle infected fish, shellfish, poultry, or meat. Three forms of this condition exist: a mild localised form manifested by local swelling and redness of the skin; a diffuse form that might present with fever; and a rare systemic form associated with endocarditis. (12 Dec 1998) |
| crab yaws | <dermatology> Yaws of the feet with keratoderma of the palms and soles and ulcer formation. Synonym: crab yaws, dumas, tubba, tubbae. (05 Mar 2000) |
| crabs | Chiefly marine, largely carnivorous crustaceans including the genera cancer, uca, and callinectes. It includes crabs as food. (12 Dec 1998) |
| Crabtree effect | Inhibition of cellular respiration of isolated systems by high concentrations of glucose; a "reciprocal" of Pasteur's effect; due, in part, to the inhibition of hexokinase by elevated glucose-6-phosphate. Compare: Pasteur's effect. (05 Mar 2000) |
| Crabtree, Herbert | <person> 20th century English physician and biochemist. See: Crabtree effect. (05 Mar 2000) |
| glass-crab | <zoology> The larval state (Phyllosoma) of the genus Palinurus and allied genera. It is remarkable for its strange outlines, thinness, and transparency. See Phyllosoma. Source: Websters Dictionary (01 Mar 1998) |
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