(pathology) A peritonsillar abscess; a painful pus-filled inflammation or abscess of the tonsils and surrounding tissues, usually a complication of tonsillitis, caused by bacterial infection and often accompanied by fever.

(basketball) The achievement of a two-digit number of all five of points scored, assists, rebounds, blocks, and steals in a single game.

(chemistry) Any mancude assembly of three carbocyclic rings having a six-membered quinonoid ring bonded (in the 1,4 positions) to two odd-membered rings whose size differs by two.

(music) An interval of one fifth. / (music) The E string of a violin. / (card games) In piquet, a sequence of five playing cards of the same suit; equivalent to a straight flush in poker

plural of quinarene

(pharmacology) A sedative-hypnotic compound, 5-allyl-5-(1-methylbutyl)-barbituric acid, used to sedate patients before an operation.

(organic chemistry) An oily liquid, α-methylquinoline, derived from coal tar, used in the manufacture of pharmaceuticals and as a sedative for fish.

(taxonomy) The quinary system of classification.

Divided into five parts / (taxonomy) Describing a system of classification based on the quinary system

An advocate of this method of classification