Webster's Revised Unabridged Dictionary · 1913

Quinsy

Quinsy , noun

[Contr. from squinancy, French esquinancie, Latin cynanche a sort of sore throat, Greek {not transcribed} sore throat, dog quinsy, from {not transcribed} dog + {not transcribed} to choke; compare also Latin synanche sore throat, Greek {not transcribed}. Compare Hound, Anger, and Cynanche.]

(Medicine) An inflammation of the throat, or parts adjacent, especially of the fauces or tonsils, attended by considerable swelling, painful and impeded deglutition, and accompanied by inflammatory fever. It sometimes creates danger of suffocation; -- called also squinancy, and squinzey.