POIKILOTHERMOUS Antonyms

• steadfast in purpose or devotion or affection

• a quantity that does not vary

• a number representing a quantity assumed to have a fixed value in a specified mathematical context

• unvarying in nature

• uninterrupted in time and indefinitely long continuing

• (of a chemical reaction or compound) occurring or formed with absorption of heat

• securely placed or fastened or set

• (of a number) having a fixed and unchanging value

• fixed and unmoving

• incapable of being changed or moved or undone; e.g. "frozen prices"

• of birds and mammals; having constant and relatively high body temperature

• of or relating to the class Mammalia

• any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk

• resistant to change of position or condition

• a farm building for housing horses or other livestock

• firm and dependable; subject to little fluctuation

• not taking part readily in chemical change

• maintaining equilibrium

• showing little if any change

• shelter in a stable

• having warm blood (in animals whose body temperature is internally regulated)