t.d.s.

(in prescriptions) to be taken three times a day.

Origin of t.d.s.

From the Latin word ter die sumendum

Words nearby t.d.s.

t.b., t.b.a., t.b.o., t.d., t.d.c., t.d.s., t.g., t.h., t.h.i., t.i.d., t.l.