Source : Webster's Revised Unabridged Dictionary (1913)

Hematotherma \Hem`a*to*ther"ma\, n. pl. [NL., from Gr. a"i^ma,
   a"i`matos, blood + thermo`s warm.] (Zo["o]l.)
   The warm-blooded vertebrates, comprising the mammals and
   birds; -- the antithesis to hematocrya.