Etymologically
← History of acutus

acutus Latin · revision 31004

18 Oct 2026, 23:44 by bogdan “Latin la10k batch la75j/b01” current version

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+ {{infobox|confidence=established|formation=derivation|attested=c. 250–184 BC, Plautus|origins=ine-pro *h₂eḱ-u-}}
+
+ ==Forms==
+ '''acūtus''' (feminine acūta, neuter acūtum); first and second declension; comparative acūtior, superlative acūtissimus^(OLD 2012)
+
+ ==Etymology==
+ It is the past participle of [[m|la|acuō|t=to sharpen]] used as an adjective.^(OLD 2012)^(Lewis & Short 1879)^(Köbler 2010) De Vaan puts the verb with [[m|la|acus|t=needle]] and [[m|la|acūmen|t=sharp point]], from a [[itc-pro|*aku-]] that continues the [[ine-pro|*h₂eḱ-u-|t=pointed]], a stem in ⟨u⟩ from the root for sharpness; outside Italic he compares [[lt|ašutas|t=hair of a horse's tail or mane]].^(de Vaan 2008)
+
+ ==Earliest recorded meaning==
+ Plautus, ''Epidicus'': ''acūtum cultrum habeō'', “I have a sharp knife”.^(OLD 2012)^(Köbler 2010)
+
+ ==Semantic evolution==
+ Its first sense is sharpened or pointed; it is also naturally pointed or tapering, as Plautus' sharp nose and the pine with sharp needles in Ovid.^(OLD 2012) Of sounds it is high-pitched or shrill, as early as Ennius' trumpet, and in grammar and music it is the high or acute tone and accent, opposed to ''gravis'' in Cicero.^(OLD 2012) Of the senses it is keen (Plautus' sharp eyes), of perceptions clear, pungent, or piercingly cold, as Horace's rivers frozen by sharp frost.^(OLD 2012) Of illness it is acute or violent, and of people keen-witted and shrewd, as Varro calls Chrysippus.^(OLD 2012)
+
+ Church Latin glosses it “sharp, keen, pointed, acute”, and ''bis acūtus'' is “two-edged”.^(Stelten 1995)
+
+ ==Timeline==
+ * c. 250–184 BC – Plautus of a sharp knife and keen eyes.^(OLD 2012)^(Köbler 2010)
+ * 204–169 BC – Ennius of shrill sounds.^(OLD 2012)^(Köbler 2010)
+ * 81–43 BC – Cicero of the acute tone.^(OLD 2012)^(Köbler 2010)
+ * 65–8 BC – Horace of a sharp frost and an acute illness.^(OLD 2012)^(Köbler 2010)
+
+ ==Meanings==
+ ===Adjective===
+ # [[m|en|sharpen|alt=Sharpened]], [[m|en|pointed]], sharp.^(OLD 2012)^(Wiktionary)^(Stelten 1995)
+ # Naturally pointed, tapering, ''(of angles)'' [[m|en|acute]].^(OLD 2012)
+ # ''(of sounds)'' High-pitched, [[m|en|shrill]], ''(of accent)'' acute.^(OLD 2012)^(Wiktionary)
+ # ''(of the senses)'' Keen, ''(of perceptions)'' clear, pungent, piercingly cold.^(OLD 2012)
+ # ''(of diseases)'' Acute, violent.^(OLD 2012)
+ # ''(of persons, the mind)'' Keen-witted, [[m|en|shrewd]].^(OLD 2012)^(Wiktionary)
+
+ ==Word family==
+ * [[acūtālis]]
+ * [[acutulus]]
+
+ ==Related words==
+ * [[acuō]]
+ * [[acus]]
+ * [[acūmen]]
+ * [[aculeus]]
+
+ ==References==
+ {{reflist}}