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ectoparasite
ectophyte
ectopia
ectopic
ectopic pregnancy
ectoplasm
ectoproct
ectosymbiont
ectotherm
ectotrophic
ECU
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ectotherm
ec·to·therm [ éktə thùrm ] (plural ec·to·therms)


noun 
Definition:
 
cold-blooded animal: an animal that maintains its body temperature by absorbing heat from its environment. All animals other than birds and mammals are ectotherms.
See also  poikilotherm
[Mid-20th century. <ecto- + Greek thermē "heat"]

ec·to·ther·mic [ èktə thúrmik ] adjective
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