Quick definitions from WordNet (acute)
▸ noun: a mark (') placed above a vowel to indicate pronunciation
▸ adjective: having or demonstrating ability to recognize or draw fine distinctions ("An acute observer of politics and politicians")
▸ adjective: of an angle; less than 90 degrees
▸ adjective: having or experiencing a rapid onset and short but severe course ("Acute appendicitis")
▸ adjective: of critical importance and consequence ("An acute (or critical) lack of research funds")
▸ adjective: extremely sharp or intense ("Acute pain")
▸ adjective: ending in a sharp point
▸ Also see acute
▸ noun: a mark (') placed above a vowel to indicate pronunciation
▸ adjective: having or demonstrating ability to recognize or draw fine distinctions ("An acute observer of politics and politicians")
▸ adjective: of an angle; less than 90 degrees
▸ adjective: having or experiencing a rapid onset and short but severe course ("Acute appendicitis")
▸ adjective: of critical importance and consequence ("An acute (or critical) lack of research funds")
▸ adjective: extremely sharp or intense ("Acute pain")
▸ adjective: ending in a sharp point
▸ Also see acute