| plain text |
data consisting only of text encoded in ASCII, hence as characters and spaces with no options for how they appear, making it a highly portable, compact file format. |
| plaintiff |
one who initiates a lawsuit against another. (Cf. defendant.) |
| plaintive |
showing or expressing sadness or sorrow. |
| plait |
strands, as of hair or cloth, woven together; braid. [5 definitions] |
| plan |
an intended action; aim. [7 definitions] |
| plan ahead |
to make a plan that prepares oneself for future events and possibilities. |
| planar |
of or concerning a flat surface or plane. [2 definitions] |
| planarian |
any of various free-moving aquatic flatworms having small, broad bodies and a three-part intestinal tract. |
| planchet |
a small piece of blank metal onto which a coin will be stamped. |
| planchette |
a small platform, as on a Ouija board, on which the fingertips rest, their slight pressure causing the platform to move and spell out words with an attached pencil or by pointing to letters. |
| Planck's constant |
the fundamental constant in quantum mechanics that expresses the ratio of the radiant energy of one quantum to the frequency of radiation. |
| plane1 |
a flat or level surface. [7 definitions] |
| plane2 |
any of various carpentry tools with an adjustable blade, used to make surfaces of wood smooth, true, grooved, or the like. [3 definitions] |
| plane geometry |
the geometry of two-dimensional or planar figures. |
| planer |
a person or thing that planes, esp. a machine that cuts or smooths wood. |
| planer tree |
a small elm tree with ovate leaves and bearing a small, nutlike fruit which grows in moist areas of the southeast United States. |
| planet |
a large, nonluminous celestial body, esp. one of the nine in the solar system, that revolves around a star and often has one or more satellites. [2 definitions] |
| planetable |
combined form of planet. |
| plane table |
a portable drawing board mounted on a tripod which is used by surveyors in the field. |
| planetarium |
an apparatus that projects a representation of the stars, planets, and the like, usu. upon a dome-shaped ceiling. [3 definitions] |
| planetary |
of, concerning, or like a planet or planets. [3 definitions] |