Home › Words › A › acuitionacuitionacuition means synonym of acuation (“act of sharpening”).EtymologyFrom Medieval Latin acuitio (“whetting, sharpening”), from acuo (“sharpen”). By surface analysis, acuity + -ion.nounSynonym of acuation (“act of sharpening”).Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.acuation 76% match — The act of sharpening. vs acuition →acuity 71% match — Sharpness or acuteness, as of a needle, wit, etc. vs acuition →acuate 67% match — Sharpened; sharp-pointed. vs acuition →acumen 66% match — Quickness of perception or discernment; penetration of mind; the faculty of nice discrimination; acuity of mind. vs acuition →acuminous 65% match — Characterized by acumen; keen. vs acuition →acumination 63% match — A sharpening; termination in a sharp point; a tapering point. vs acuition →acrity 63% match — Sharpness, keenness or acridity. vs acuition →acritude 61% match — acridity; pungency combined with heat. vs acuition →