Added 10 October 2026 whitefly noun Categories: AnimalsRare Words noun ! Definition from Wiktionary (CC BY-SA). More about whitefly at Wordnik → Where our words come from → Any of various small insects of the family Aleyrodidae that have long wings, and a white body; often a garden pest Origin From white + fly. From Wiktionary, via Kaikki.org (CC BY-SA) Related Words: greenhousenymphsaleyrodidawl-flymealywinglacewingweevilfleahopper Back to today's word