Japanese edit

Kanji in this term
かい
Grade: 2
すい
Grade: 1
おん
Grade: 3
on’yomi
Alternative spelling
海水溫 (kyūjitai)

Etymology edit

海水 (seawater) +‎ (temperature)

Noun edit

(かい)(すい)(おん) (kaisuion

  1. seawater temperature