phosphorus, n.
freq. cnt. 1
freq. cnt. 1
a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms
<noun.substance> freq. cnt.: 1 freq. cnt.: 1
P atomic number 15 phosphorus
lexical pointers
derivationally related form