12-letter words containing p, e, r, g, o, l
- profile drag — the sum of the surface friction drag and the form drag for a body moving subsonically through a fluid
- programmable — capable of being programmed.
- prolegomenon — a preliminary discussion; introductory essay, as prefatory matter in a book; a prologue.
- protectingly — in a protective manner
- proteoglycan — a macromolecule composed of a polysaccharide joined to a polypeptide and forming the ground substance of connective tissue.
- protest flag — a flag hoisted by a racing yacht to advise the judges of a violation of the rules by another yacht.
- pyroligneous — produced by the distillation of wood.
- ranging pole — a pole for marking positions in surveying
- repromulgate — to make known by open declaration; publish; proclaim formally or put into operation (a law, decree of a court, etc.).
- retail group — a group of companies under single ownership, which sell goods to individual customers
- ripe old age — advanced age
- role playing — role-play used as a method of training or education
- role-playing — a method of instruction or psychotherapy aimed at changing attitudes and behavior, in which participants act out designated roles relevant to real-life situations.
- selenography — the branch of astronomy that deals with the charting of the moon's surface.
- self-proving — to establish the truth or genuineness of, as by evidence or argument: to prove one's claim.
- simple group — a group that has no normal subgroup except the group itself and the identity.
- sleeper goby — any gobioid fish of the family Eleotridae, of brackish or fresh tropical waters, resembling the gobies but lacking a ventral sucker
- sloop-rigged — (of a sailboat) fore-and-aft rigged with a mainsail and a jib.
- supercooling — to cool (a liquid) below its freezing point without producing solidification or crystallization; undercool.
- telautograph — a telegraphic device for reproducing handwriting, drawings, etc, the movements of an electromagnetically controlled pen at one end being transmitted along a line to a similar pen at the receiving end
- telegraphone — an early magnetic sound-recording device for use with wire, tape, or disks.
- triple bogey — a score of three strokes over par on a hole.
- webliography — a list of electronic documents, websites, or other resources available on the World Wide Web, especially those relating to a particular subject: a student's annotated webliography on Shakespeare.