poikilotherm
noun
an animal whose internal body temperature is subject to dramatic variations based on its environment.
poikilotherms
-
pluralof poikilotherm.plural
The grammatical form denoting more than one person, place, thing, or idea.
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In contrast to ectotherms, which rely on external temperatures to set their body temperatures, poikilotherms are animals with constantly varying internal temperatures.
From Textbooks ● Jun. 9, 2022
This isn’t surprising, given that insects are poikilotherms, i.e., coldblooded.
From Washington Post ● Feb. 1, 2022
In addition to being ectothermic, reptiles are categorized as poikilotherms, or animals whose body temperatures vary rather than remain stable.
From Textbooks ● Jan. 1, 2015
