poikilothermic
adjective
poi·ki·lo·ther·mic
ˌpȯi-kə-lō-ˈthər-mik 
: of, relating to, or being a poikilotherm : cold-blooded
Cite this Entry
“Poikilothermic.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/poikilothermic. Accessed 1 Jan. 2026.
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