quant suff

English

Alternative forms

• q.s.

Etymology

Borrowed from Latin quantum sufficit (“as much as is required”), then clipped to only the first syllable of each word.

Adverb

quant suff

1. (pharmacology, dated) The amount of the last ingredient in a recipe or prescription required to make it up to the required quantity of a mixture.

Usage notes

• Appended at the end of the recipe or prescription