الواصلة
plas·tronالنطق
علم أصول الكلمات
[ 'plas-tr&n ] (noun.) circa 1507. From French plastron, from Italian piastrone, augmentive of piastra (“breastplate”), from Latin emplastrum (“plaster”), from Ancient Greek εμπλαστρον, from εμπλαστος (“daubed, plastered”), from εμπλασσειν (“to mould, form”).