Sharp at the end; closing in a-sharp point or direction: against blunt or obtuse.
Sharp or penetrating in intellect; possessing keenness of insight or perception; exercising nice discernment or discrimination: opposed to dull or stupid: as, “the acute and ingenious author,” Locke.
Manifesting intellectual keenness or penetration; marked or described as quickness of perception or good discernment: placed on emotional endowments and functions: since, acute faculties or arguments.
Having good or fast sensibility; prone of small impressions; having power to feel or view little or remote things or effects: because, a person of severe eyesight, hearing, or sensation.
Keen; razor-sharp; intense; poignant: said of pain, pleasure, etc.
High in pitch; shrill: said of noise: in opposition to grave. See severe accent, here.
In pathology, went to with additional or less violent symptoms and coming quickly to an emergency: put on an illness: since, an acute pleurisy: distinguished from subacute and persistent.
A mark (′ ) regularly denote accentual tension, and for any other functions. To denote tension in English, it is now generally put following the accented syllable, such as this dictionary, but occasionally on the vowel of that syllable. The latter is completed regularly in such Greek words as take this accent, plus all Spanish words the accentuation of which differs through the standard rule. In certain languages its used simply to figure out the standard or period of vowel-sounds, as on e in French (such as été), as well as on all vowels in Hungarian; and in Polish as well as other Slavic languages it is also placed over a number of the consonants to mark variations of their noises. For any other utilizes, see accent, n.
Keen will be the most unbiased of these terms. An acute response is one which reveals penetration to the topic; a keen solution unites with acuteness a lot of sarcasm, or antagonism to the person resolved; a shrewd response is one which combines remarkable acuteness with wisdom in regards to what it's almost far better state.
Shrewd differs from severe and keen insurance firms an element of practical sagacity or astuteness. Just keen has got the idea of eagerness: since, he had been keen in pursuit. See astute and sharp.