endotherm

American  

[en-duh-thurm] / ˈɛn dəˌθɜrm /

noun

1. a warm-blooded animal.

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endotherm Scientific  

/ ĕn′də-thûrm′ /

1. A warm-blooded organism.

2. Also called homeotherm

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Etymology

Origin of endotherm

First recorded in 1945–50; endo- + -therm

Example Sentences

Scientists expect endotherm animals -- animals that can regulate their own body temperature, like mammals -- to be able to protect themselves against fluctuating temperatures because they can maintain a constant body temperature.

From Science Daily • Nov. 29, 2024

We believe changing environments in the deep past was a major contributor to the megalodon's extinction, as we think it could no longer meet the energetic demands of being a large regional endotherm.

From Science Daily • Nov. 7, 2023

If an animal can conserve that heat and maintain a relatively constant body temperature, it is classified as a warm-blooded animal and called an endotherm.

From Textbooks • Jun. 9, 2022

One disadvantage of being an endotherm is that it takes a lot of energy to keep your body temperature steady regardless of the environment.

From Washington Post • Nov. 27, 2015

"Doesn't that suggest that there's an adaptive value in being either a good ectotherm or a good endotherm, but not in the middle?"

From BBC • Jun. 12, 2014