ultracool التعريفات والمعاني == English == === Etymology === From ultra- + cool. === Adjective === ultracool (comparative more ultracool, superlative most ultracool) extremely cool شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة ultracooled ultraviolet ultraconservative ultraconcentration ultraviolence ultraconcentrated ultravioleta ultravioletti ultraviolet catastrophe