58%RatingSave Gender Feminine Usage English (Rare) Pronounced Pron. O-pə-leen [key·IPA] Meaning & HistoryExpand Links Elaborated form of Opal. This is also an English word meaning "resembling an opal". People think this name isRate·Details mature formal upper class wholesome delicate refined strange complex serious nerdy Categories black history, civil rights, elaborated forms, ends in -ine, ends in -line, gemstones, healthcare, nature, rare English, variants, women's history