Dictionary — Entry No. 0931
이
i-num · noun
이
i-num
[ee-noom]
nounbeginner
Meaning
The number two from Sino-Korean counting system (이). Used with specific counters for formal contexts, ranking, and mathematical expressions. Distinguished from pure Korean 둘 (dul).
K-Pop & K-Drama Context
이중인격 (dual personality) and love triangles are common K-drama themes. TWICE’s name itself means ‘twice,’ representing duality and harmony. Used frequently in K-pop for group positions and rankings.
Example Sentences
이등병
i-deung-byeong
Private (military rank two) — military hierarchy uses this system
이 월 삼십 일
i wol samsip il
February 20th — Sino-Korean for month and date
이 개월
i gae-wol
Two months — duration measurement using Sino-Korean
⚠️ Don’t use i-num when…
Don’t confuse 이 (two) with the particle 이 (subject marker) — completely different grammatical functions. Also, use 이 (Sino) for formal/time contexts and 둘 (pure Korean) for casual counting of objects.
🎵 Heard In
- K-Drama: Itaewon Class — explores dual identities and revenge with multiple character perspectives; complex relationships between two rivals
- K-Pop: TWICE — literally means twice; represents the duality of opposites coming together in harmony; seven TWICE members work as units
ℹ️ Editorial Note: The cultural context and example usage are for educational reference only. Artist names, song titles, and drama references are used descriptively to illustrate vocabulary in context. This content is AI-assisted and reviewed for accuracy. For official information, please refer to the respective artists’ or studios’ official channels.