The American Heritage® Dictionary of the English Language: Fourth Edition. 2000.
Appendix I
Indo-European Roots
ENTRY:
kreu-
DEFINITION:
Raw flesh. Oldest form *kreu2-.1. Suffixed o-grade form *krow-o-.raw, from Old English hraw, raw, from Germanic *hrawaz.2. Suffixed form *krew-s-.creatine, creodont, creosote, pancreas, from Greek kreas, flesh. 3. Suffixed zero-grade form *kr-do- (< *kru-do-). a.crude; ecru, recrudesce, from Latin crdus, bloody, raw; b.cruel, from Latin crdlis, cruel. (Pokorny 1. A. kreu- 621.)