보온

Sino-Korean word from 保溫, from 保 (“preserve”) + 溫 (“heat”).

• (SK Standard/Seoul) IPA^(key): [ˈpo̞(ː)o̞n]
• Phonetic hangul: [보(ː)온]
  • Though still prescribed in Standard Korean, most speakers in both Koreas no longer distinguish vowel length.

보온 • (boon) (hanja 保溫)

1. insulation; keeping warm

• 보온장치(保溫裝置) (boonjangchi, “thermostat”)
• 보온(保溫)밥통(桶) (boonbaptong, “thermal rice cooker”)
• 보온병(保溫甁) (boonbyeong, “thermos”)