- sharpen
- I(Roget's IV) v.1. [To make keen]Syn. grind, file, hone, put an edge on, grind to a fine edge, hone to a razor edge, make sharp, make acute, whet, strop, give an edge to, put a point on, give a fine point to.Ant. flatten*, thicken, turn.2. [To make more exact]Syn. focus, bring into focus, intensify, make clear, make clearer, clarify, outline distinctly, make more distinct.Ant. confuse*, cloud, obscure.II(Roget's 3 Superthesaurus) v.hone, edge, whet, strop, file, grind, taper.ANT.: blunt, dull, round offIII(Roget's Thesaurus II) verb To give a sharp edge to: acuminate, edge, hone1, whet. See SHARP.
English dictionary for students. 2013.