noun🔗SharePartelucesA vertical bar between the panes of glass or casements of a window or the panels of a screen."The sunlight streamed through the window, highlighting the dust on the mullions that divided the glass panes. "La luz del sol entraba a raudales por la ventana, resaltando el polvo en los parteluces que dividían los cristales.architecturebuildingpartChat with AIVocabulary GamePractice Reading