Hemathermous is a biological term used to describe creatures that are warm-blooded. It is spelled phonetically as /hɛməˈθɜrməs/ in the International Phonetic Alphabet. The first syllable "hema" means blood and the second syllable "therm" means heat, indicating that these animals can regulate their own body temperature. The ending "-ous" means characterized by, making the word Hemathermous translate to "characterized by regulating body temperature through blood". Some examples of Hemathermous animals include mammals, birds, and some reptiles.