How do you say this word phosphorus?
noun, plural phos·pho·ri [fos-fuh-rahy].
What phosphorus means?
: a nonmetallic multivalent element that occurs widely in combined form especially as inorganic phosphates in minerals, soils, natural waters, bones, and teeth and as organic phosphates in all living cells and that exists in several allotropic forms —symbol P — see Chemical Elements Table.