#1 acuteness n. a sensitivity that is keen and highly developed; "dogs have a remarkable acuteness of smell". wn
#2 acuteness n. [acuity, sharpness, keenness] a quick and penetrating intelligence; "he argued with great acuteness"; "I admired the keenness of his mind". wn
#3 acuteness n. the quality of having a sharp edge or point. wn
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