rarefactional التعريفات والمعاني == English == === Etymology === From rarefaction + -al. === Adjective === rarefactional (not comparable) Relating to rarefaction. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة rarefaction rarefactions rarefactionum rarefactiones rarefactionis rarefactionem rarefactioni rarefactionibus rarefactione