chalkdust التعريفات والمعاني == English == === Etymology === From chalk + dust. === Noun === chalkdust (uncountable) The fine white powder remaining after chalk is erased from a chalkboard. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة chalkstone chalkiest chalkstones chalkstripe chalk stream chalkstripes chalkstick fracture chalkstony chalk streams