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PDF abbreviation of "portable document format," a file format (invented by Adobe Systems, Inc.) that represents documents created in a variety of word processing and desktop publishing programs as they were intended to appear, independently of the platform or hardware with which they are created or read.
PDQ (informal) abbreviation of "pretty damn quick."
PDT abbreviation of "Pacific Daylight Time."
P/E abbreviation of "price-earnings." (See "price-earnings ratio.")
pe the name of the seventeenth letter of the Hebrew alphabet.
p.e. an abbreviation for physical education.
pea a small round green seed borne in pods on a climbing plant of the legume family, and used as a vegetable. [3 definitions]
peace a state of freedom from war or hostility. [6 definitions]
peaceable disposed to maintaining harmony or tranquillity.
peace conference a meeting held to seek an end to a war or to find a way to a lasting peace.
Peace Corps a U.S. agency that sends volunteers into developing countries to assist in education, health, agriculture, and the like.
peaceful tranquil; quiet. [2 definitions]
peacekeeping the enforcement of a truce or peace between nations, esp. by an international authority such as the United Nations. [2 definitions]
peacemaker a person, group, or nation that tries to make peace between adversaries.
peace pipe a ceremonial pipe for all to smoke during an American Indian peace conference; calumet.
peacetime a time or period when a country is not at war.
peach a soft, juicy, edible fruit that has downy yellow or reddish skin and a single large rough stone. [4 definitions]
peachy peachlike in taste, texture, color, or the like. [2 definitions]
peacock a male peafowl, notable for its long colorful tail, which it can raise and spread like a fan. [3 definitions]
peafowl either of two very large Asian pheasants, the males of which have long colorful tails, which they can raise and spread like a fan. (See peacock.)
pea green a light yellowish green color.