n.
Pronunciation: po ̇ i- ' k ē -l ə - ˌ th ə rm, - ' ki-
Function: noun
Etymology: Greek poikilos variegated + International Scientific Vocabulary -therm ― more at PAINT
Date: 1920
: an organism (as a frog) with a variable body temperature that tends to fluctuate with and is similar to or slightly higher than the temperature of its environment : a cold-blooded organism
– poi · ki · lo · ther · mic \ ˌ po ̇ i-k ə -l ō - ' th ə r-mik \ adjective