Entry 1 sense Webster, 1913 Haematocrya /(tŏk"rĭ*ȧ)/ · Haem·a·toc·ry·a · IPA 01 n. pl. The cold-blooded vertebrates. Same as Hematocrya. 1. The cold-blooded vertebrates. Same as Hematocrya.(Zool.) See: Hematocrya