| plain sailing |
sailing on a clear, smooth, unimpeded course. [2 definitions] |
| Plains Indian |
a member of any of the buffalo-hunting, seminomadic North American Indian peoples that formerly inhabited the Great Plains. |
| plainsman |
a man who lives on the plains, esp. a frontiersman or early settler on the prairies or plains of the midwestern and western United States. |
| plainsong |
an unaccompanied monophonic chant or melody, such as that used in Hindu and early Christian liturgies. [2 definitions] |
| plain-spoken |
saying exactly what one believes; frank; blunt. |
| plainswoman |
a woman who lives on the plains, esp. an early settler on the prairies of the midwestern and western United States. |
| plaint |
an expression of unhappiness; complaint. [2 definitions] |
| 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. |