Nutritious \Nu*tri"tious\, a. [L. nutricius, nutritius, from nutrix, -icis, a nurse, nutrire to nourish. See {Nurse}, {Nourish}.] Nourishing; promoting growth, or preventing decay; alimental. -- {Nu*tri"tious*ly}, adv. -- {Nu*tri"tious*ness}, n. [1913 Webster]