WordNet Dictionary- [n] the 16th letter of the Roman alphabet
- [n] 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
Webster's 1913 Dictionary\P\ (p[=e]),
the sixteenth letter of the English alphabet, is a nonvocal
consonant whose form and value come from the Latin, into
which language the letter was brought, through the ancient
Greek, from the Ph[oe]nician, its probable origin being
Egyptian. Etymologically P is most closely related to b, f,
and v; as hobble, hopple; father, paternal; recipient,
receive. See {B}, {F}, and {M}. See Guide to Pronunciation,
[sect][sect] 247, 248, and 184-195.