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ectotherm

[ ek-tuh-thurm ]

noun

, Zoology.
  1. a cold-blooded animal.

ectotherm

/ ĕk′tə-thûrm′ /

  1. A cold-blooded organism.
  2. Also called poikilotherm

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Other Words From

  • ecto·thermic adjective

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Word History and Origins

Origin of ectotherm1

First recorded in 1940–45; ecto- + therm

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ectostosisectotrophic

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