O.E. hal "entire, unhurt, healthy," from P.Gmc. *khailaz "undamaged" (cf. O.S. hel, O.N. heill, O.Fris. hal, M.Du. hiel, Du. heel, O.H.G., Ger. heil "salvation, welfare"), from PIE *koilas (cf. O.S.C. celu "whole, complete;" see health). The spelling with wh- developed c.1420. Whole-hearted is first recorded 1840. For phrase whole hog, see hog.