'''Hygiene'''<ref>Christian Helfer, ''Lexicon Auxiliare.'' Societas Latina, Saarbrücken, 1991, p. 279; [[Reijo Pitkäranta]], ''Lexicon Finnico-Latino-Finnicum''. WSOY, 2001, p. 124, 456. Cas. acc. "hygienam" {{Google Books|9QpmAAAAcAAJ|p. 765 media pagina}}; cas. gen. "hygienae" {{Google Books|70dRAAAAcAAJ|p. 51 col. 1 v. 2}}</ref><ref>"Hygiaena" [sic] apud nonnullos {{google Books|pA8tAAAAYAAJ|p. 23}} {{Google Books|Fm8G0shHzZAC|p. 68}}</ref> (a [[lingua Francogallica|Francogallico]] ''hygiène'', a dictione [[lingua Graeca antiqua|Graeca]] q.e. ὑγιεινή (τέχνη) 'ars salubris') est [[medicina]]e pars, quae ad valetudinem tuendam pertinet.