A gastrolith of a crayfish or crab; = crab's-eye, n. 1. Usually in plural. Now historical and rare.
| 单词 | θ14640 | 
| 释义 | the world > health and disease > healing > medicines or physic > medical preparations of specific origin > biological product > 			[noun]		 > from crustaceans (3)		 eye1561 A gastrolith of a crayfish or crab; = crab's-eye, n. 1. Usually in plural. Now historical and rare. crab's-eye1605 (Usually in plural) A round concretion, found in the stomach of the crayfish and some other crustacea, consisting mainly of carbonate of lime; it… crab's claw1710 (a) the claw of crabs, formerly used in medicine for the same purpose as crab's-eye, n.; (b) a water-plant, Water Soldier, Stratiotes Aloides. | 
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