Dictionary.com
Thesaurus.com

ectothermic

American  
[ek-toh-thurm-ik] / ˌɛk toʊˈθɜrm ɪk /

adjective

  1. Zoology. obtaining and maintaining body heat primarily from the environment rather than internal metabolic processes; cold-blooded. Compare endothermic.


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.

See Examples For:

And they’ll feed more times in a summer season if it’s warmer — mosquitoes are ectothermic, meaning their metabolism speeds up in higher temperatures.

From Salon Sep. 7, 2024

Like all insects, ants are ectothermic, meaning their body temperature, metabolism and other bodily functions depend on the environment's temperature.

From Science Daily Apr. 10, 2024

Like most fish, sharks are largely ectothermic, or cold-blooded.

From DOGO News Jul. 31, 2023

To determine what drives these ageless wonders, two groups of researchers examined turtles, tortoises and their ectothermic, or coldblooded, brethren in a pair of studies published Thursday in the journal Science.

From New York Times Jun. 23, 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

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training