The story
From inter- + leuko- + -in; *inter-: from Latin inter- (“between, amid”), a form of prepositional inter (“between”). *leuko: from Ancient Greek λευκός (leukós, “white”) *-in: from French -ine, from Latin -īna, feminine of -īnus "of" or "belonging to"
Etymology from Wiktionary, CC BY-SA 4.0.