grayboard التعريفات والمعاني == English == === Etymology === From gray + board. === Noun === grayboard (uncountable) Alternative form of greyboard. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة graybody graybar hotel greybeard grayordinate graybodies graybeard grayordinates greyboard gray cardinal