q.i.d.

(in prescriptions) four times a day.

Origin of q.i.d.

From the Latin word quater in diē

Words nearby q.i.d.

q.e., q.e.d., q.e.f., q.f., q.h., q.i.d., q.l., q.m., q.n., q.p., q.s.

Medical definitions for q.i.d.

q.i.d.

abbr.

quater in die (four times a day)