updates / April 07, 2026 Definitions of promyelocyte - OneLook Definitions from Wiktionary (promyelocyte)▸ noun: A granulocyte precursor, developing from the myeloblast and developing into the myelocyte.promyeloblast, metamyelocyte, myelomonocyte, progranulocyte, myeloblast, myelocyte, granuloblast, promegakaryocyte, premyoblast, promonocyte, more...▸ Words similar to promyelocyte▸ Usage examples for promyelocyte▸ Idioms related to promyelocyte▸ Civic discussion about promyelocyte (New!)▸ Popular adjectives describing promyelocyte▸ Words that often appear near promyelocyte▸ Rhymes of promyelocyte▸ Invented words related to promyelocyte