Webster's Revised Unabridged Dictionary · 1913

alexipyretic

alexipyretic (ȧ*leks`i*pi*ret"ik) , adjective

[Greek 'ale`xein to keep off + pyreto`s burning heat, fever, py^r fire.]

(Medicine) Serving to drive off fever; antipyretic; antifebrile.
(Medicine) An antipyretic drug; a febrifuge. [archaic]