tracheation التعريفات والمعاني == English == === Noun === tracheation (plural tracheations) (biology) The arrangement of tracheae in a tracheate arthropod شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة tracheations tractation Tracheobionta tracheating trachelion trabeation tractations tractationem tractationes