#1 sharpness n. [acuteness, acuity, keenness] a quick and penetrating intelligence; "he argued with great acuteness"; "I admired the keenness of his mind". wn
#2 sharpness n. [edge] the attribute of urgency in tone of voice; "his voice had an edge to it". wn
#3 sharpness n. [pungency, bite, raciness] a strong odor or taste property; "the pungency of mustard"; "the sulfurous bite of garlic"; "the sharpness of strange spices"; "the raciness of the wine". wn
#4 sharpness n. the quality of being keenly and painfully felt; "the sharpness of her loss". wn
#5 sharpness n. [keenness] thinness of edge or fineness of point. wn
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