heliotropyl التعريفات والمعاني == English == === Noun === heliotropyl (uncountable) (organic chemistry, especially in combination) Synonym of piperonyl. شارك هذه المقالة: Facebook Twitter WhatsApp LinkedIn كلمات ذات صلة heliotrope heliotrop heliotropo heliotropic heliotropism heliotropi heliotroper heliotropismi heliotropium