정수

Korean

Pronunciation

• (SK Standard/Seoul) IPA^(key): [t͡ɕʌ̹ŋsʰu]
• Phonetic hangul: [정수]

Romanizations
Revised Romanization?	jeongsu
Revised Romanization (translit.)?	jeongsu
McCune–Reischauer?	chŏngsu
Yale Romanization?	cengswu

Etymology 1

Noun

정수 • (jeongsu) (hanja 精髓)

1. essence, quintessence

Etymology 2

Noun

정수 • (jeongsu) (hanja 整數)

1. (mathematics) integer

Etymology 3

Noun

정수 • (jeongsu) (hanja 整數)

1. fixed number, predetermined number
2. (dated, mathematics) constant

Etymology 4

Derived verbs

Active	정수하다
Passive	정수되다

Noun

정수 • (jeongsu) (hanja 淨水)

1. water purification

Derived terms

• 정수기 (淨水器, jeongsugi, “water purifier”)
• 정수장 (淨水場, jeongsujang, “water purification plant”)

Etymology 5

Proper noun

정수 • (Jeongsu) (hanja 井宿)

1. Well (Chinese constellation)