First attested in the Yongbi eocheonga (龍飛御天歌 / 용비어천가), 1447, as Middle Korean 알〯다〮 (Yale: ǎltá).


  • (SK Standard/Seoul) IPA(key): [ˈa̠(ː)ɭda̠]
    • (file)
  • Phonetic hangul: [(ː)]
    • Though still prescriptive in Standard Korean, most speakers in both Koreas no longer distinguish vowel length.
Revised Romanization?alda
Revised Romanization (translit.)?alda
Yale Romanization?ālta


알다 (alda) (infinitive 알아, sequential 아니)

  1. (transitive) to know, understand (to have information or knowledge about an object or situation through education, experience, thoughts, etc.)
    그들 알고 있는 무엇 안다.
    Nan geudeur-i algo inneun geos-i mueos-inji anda.
    I know just what they know.
    전화번호 알아요?
    Je jeonhwabeonho arayo?
    Do you know my phone number?
  2. to know; realize (to realize or feel a fact or situation through awareness or senses.)
  3. to know; understand; appreciate (to realize or feel a psychological state in one's mind.)
  4. be on one's own; be independent
  5. to know; can
  6. be one's concern
  7. to know; realize; realize the fun in
  8. to care about
    걱정. 아서 . (informal non-polite style)
    Geokjeong-ma. Nae-ga ar-aseo halge.
    Don't worry. I'll take care of it.
  9. will; say yes
  10. to know (to have met someone before or get along with him/her as an acquaintance.)
  11. to regard; think of
  12. to know; think (to consider or assume a fact as being of a certain quality.)



Related termsEdit