9-letter words containing s, o, l, t
- petaflops — (unit) 10^15 flops or 1000 teraflops. As with flops, the term ends in S in both the singular and plural as the S stands for seconds. The first computer to perform one petaflops was recorded in June 2008. By June 2012 there were 20.
- photolyse — to cause to undergo or to undergo photolysis
- pianolist — a person who plays the Pianola
- pilotfish — a small, marine fish, Naucrates ductor, often swimming with sharks.
- pilotless — lacking a pilot or needing no pilot: pilotless aircraft.
- pistoleer — a person, especially a soldier, who uses or is armed with a pistol.
- pistolero — a member of an armed band of roving mounted bandits.
- pistolier — a person, especially a soldier, who uses or is armed with a pistol.
- pistology — the branch of theology dealing with faith.
- plastisol — a dispersion of resin in a plasticizer, forming a liquid or paste that gels when heated.
- platforms — a horizontal surface or structure with a horizontal surface raised above the level of the surrounding area.
- platinous — containing bivalent platinum.
- platonism — the philosophy or doctrines of Plato or his followers.
- platonist — the philosophy or doctrines of Plato or his followers.
- plenteous — plentiful; copious; abundant: a plenteous supply of food.
- pleonaste — a type of blackish mineral
- pleoptics — the practice of treating the vision defect amblyopia.
- plotinism — the Neoplatonism of Plotinus.
- plutonism — the intrusion of magma and associated deep-seated processes within the earth's crust.
- pointless — without a point: a pointless pen.
- pole mast — a mast on a sailing vessel, consisting of a single piece without separate upper masts.
- pole star — Polaris.
- pole-star — Polaris.
- politesse — formal politeness; courtesy.
- polyester — Chemistry. a polymer in which the monomer units are linked together by the group –COO–, usually formed by polymerizing a polyhydric alcohol with a polybasic acid: used chiefly in the manufacture of resins, plastics, and textile fibers.
- polystyle — having many columns.
- pontlevis — a drawbridge.
- popliteus — a thin, flat, triangular muscle in back of the knee, the action of which assists in bending the knee and in rotating the leg toward the body.
- post mill — a windmill built round a central post on which the whole mill can be turned so that the sails catch the wind
- post-hole — a hole dug in the earth for setting in the end of a post, as for a fence.
- postaxial — pertaining to or situated behind the axis of the body, especially the posterior side of the axis of a limb.
- postfault — taking place after a fault
- postfixal — of or relating to a postfix, having postfixes
- postilion — a person who rides the left horse of the leading or only pair of horses drawing a carriage.
- postiller — a writer of postils; an annotator
- postnasal — located or occurring behind the nose or in the nasopharynx, as a flow of mucus; nasopharyngeal: a postnasal infection.
- postnatal — subsequent to childbirth: postnatal infection.
- posttrial — Law. the examination before a judicial tribunal of the facts put in issue in a cause, often including issues of law as well as those of fact. the determination of a person's guilt or innocence by due process of law.
- postulant — a candidate, especially for admission into a religious order.
- postulata — things postulated
- postulate — to ask, demand, or claim.
- pot still — a simple and sometimes primitive type of still, used especially in the making of cognac, corn liquor, and malt Scotch whisky.
- profilist — a person who creates a profile
- prologist — a prologue writer or performer
- proselyte — a person who has changed from one opinion, religious belief, sect, or the like, to another; convert.
- protocols — the customs and regulations dealing with diplomatic formality, precedence, and etiquette.
- ptolemies — (Claudius Ptolemaeus) flourished a.d. 127–151, Hellenistic mathematician, astronomer, and geographer in Alexandria.
- pulpstone — a calcified mass in a dental cavity
- pulsation — the act of pulsating; beating or throbbing.
- pulsatory — pulsating or throbbing.