noun Download 🔗Share A chemical element (symbol P) with an atomic number of 15, that exists in several allotropic forms. Examples : "Phosphorus is a vital element found in DNA, a molecule crucial for all living things. " element substance chemistry Chat with AIVocabulary GamePractice Reading
noun Download 🔗Share Any substance exhibiting phosphorescence; a phosphor Examples : "The scientist used a phosphorus compound to create a glowing decoration for the school's science fair exhibit. " substance material chemistry science element energy physics compound phenomena Chat with AIVocabulary GamePractice Reading