| 释义 |
poikilothermy
poi·kil·o·therm P0400000 (poi-kĭl′ə-thûrm′)n. An organism, such as a fish or reptile, having a body temperature that varies with the temperature of its surroundings.
[Greek poikilos, spotted, various; see peig- in Indo-European roots + -therm.]
poi′ki·lo·ther′mi·a (-thûr′mē-ə), poi′ki·lo·ther′my (-thûr′mē) n.poi′ki·lo·ther′mic (-mĭk) adj.poikilothermy, poikilothermismthe state or condition of being cold-blooded, as reptiles and other animals. Cf. homoiothermy. — poikilothermal, poikilothermic, poikilothermous, adj.See also: Blood and Blood Vessels
EncyclopediaSeePoikilothermpoikilothermy
poikilothermy [poi″kĭ-lo-ther´me] the state of having a body temperature that varies with that of the environment.1. the ability of organisms to adapt themselves to variations in the temperature of the environment.2. ectothermy.poi·ki·lo·ther·my , poikilothermism (poy'ki-lō-ther'mē, -thĕrm'izm), The condition of plants and cold-blooded animals, the temperature of which varies with the changes in the temperature of the surrounding medium. [poikilo- + G. thermē, heat] poikilothermy, poikilothermism (poy?ki-lo-ther'me) (-ther'mizm) [ poikilo- + thermo-] The quality of being cold-blooded, in which the temperature of an organism or animal, e.g., a reptile or an amphibian, matches the temperature of the environment. See: ectotherm; endothermThesaurusSeepoikilotherm |