icterine warblerEnglishOxford Dictionary of Englishicterine warbler /ˌɪktərʌɪn ˈwɔːblə / ▸ noun a Eurasian warbler with bright yellow underparts. Hippolais icterina, family Sylviidae. – ORIGIN mid 19th century: icterine from icterus + -ine1.