Korean

Noun

약 • ‎(yak) ‎(hanja 藥)

1. drug; medicine

Derived terms

• 약사 (藥師, yaksa, “pharmacist”)

Etymology 2

Sino-Korean word from 約 ‎(“approximately, promise, shrink”)

Adverb

약 • ‎(yak) ‎(hanja 約)

1. approximately; about

Derived terms

• 약속 (約束, yaksok, “promise”)