The Collaborative International Dictionary
Hematocrya
Hematocrya \Hem`a*toc"ry*a\, n. pl. [NL., fr. Gr. a"i^ma, a"i`matos, blood + kry`os cold.] (Zo["o]l.) The cold-blooded vertebrates, that is, all but the mammals and birds; -- the antithesis to Hematotherma.