polycrystal التعريفات والمعاني == English == === Etymology === From poly- + crystal. === Noun === polycrystal (plural polycrystals) Any polycrystalline substance ==== Translations ==== شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة polycrystalline polycrystallinity polycrystals polycristallin policristalino polykristallin policristalinos polycristallines polycristalline