English word tachyphylaxis comes from English tachy- (Fast.), English phylaxis ((medicine) Protection against infectious disease.)

Detailed word origin of tachyphylaxis

Dictionary entry	Language	Definition
tachy-	English (eng)	Fast.
phylaxis	English (eng)	(medicine) Protection against infectious disease.
tachyphylaxis	English (eng)	(medicine) A rapidly decreasing response to a drug following administration of the initial doses.

Words with the same origin as tachyphylaxis