Webster’s Revised Unabridged Dictionary · 1913 Nutritious Nu·tri′tious (nū·trĭsh′ŭs), 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. ‹ Nutritional Nutritive ›