10-letter words containing p, l, o, i
- pyrolusite — a common mineral, manganese dioxide, MnO 2 , the principal ore of manganese, used in various manufactures, as a decolorizer of brown or green tints in glass, and as a depolarizer in dry-cell batteries.
- quadripole — an electric circuit with two input and two output terminals
- radio play — a play written for broadcasting on radio
- reciprocal — given or felt by each toward the other; mutual: reciprocal respect.
- replicator — Any construct that acts to produce copies of itself; this could be a living organism, an idea (see meme), a program (see quine, worm, wabbit, fork bomb, and virus), a pattern in a cellular automaton (see life), or (speculatively) a robot or nanobot. It is even claimed by some that Unix and C are the symbiotic halves of an extremely successful replicator; see Unix conspiracy.
- replotting — a secret plan or scheme to accomplish some purpose, especially a hostile, unlawful, or evil purpose: a plot to overthrow the government.
- repolarize — to polarize again or become polarized again
- reptilious — like a reptile, resembling or characteristic of a reptile
- rhizoplane — the part of the root of a plant that is near the soil surface
- riflescope — a telescopic sight mounted on top of a rifle that helps to improve one's aim by magnifying and pinpointing a target.
- ripidolite — a mineral of the chlorite group, essentially hydrated magnesium and aluminum silicate with some ferrous iron.
- roach clip — a small tweezerlike clip for holding the butt of a marijuana cigarette.
- ropinirole — a dopamine agonist used in the treatment of Parkinson's disease.
- rupicolous — rupestrine.
- russophile — a person who is friendly to, admires, or prefers Russia or Russian customs, institutions, etc.
- sarcophile — a flesh-eating animal, especially the Tasmanian devil.
- scalloping — any of the bivalve mollusks of the genus Argopecten (Pecten) and related genera that swim by rapidly clapping the fluted shell valves together.
- scallopini — scallops, especially of veal, flattened by pounding and usually dredged in flour or breadcrumbs and sautéed quickly: scaloppine alla Marsala.
- scaloppine — scallops, especially of veal, flattened by pounding and usually dredged in flour or breadcrumbs and sautéed quickly: scaloppine alla Marsala.
- seal point — a Siamese cat having a fawn-colored body and dark-brown points.
- seal-point — a Siamese cat having a fawn-colored body and dark-brown points.
- semipostal — a postage stamp sold by a government at a premium above its face value, the excess being used for a nonpostal purpose, as a charity.
- septillion — a cardinal number represented in the U.S. by 1 followed by 24 zeros, and in Great Britain by 1 followed by 42 zeros.
- shopaholic — a frequent shopper, especially one who is unable to control his or her spending.
- shoplifter — a person who steals goods from the shelves or displays of a retail store while posing as a customer.
- shopsoiled — worn, faded, tarnished, etc, from being displayed in a shop or store
- silent cop — a small hemispherical traffic marker at an intersection
- simferopol — a city in S Ukraine, on the S Crimean Peninsula.
- simple vow — a public vow taken by a religious, under which property may be retained and marriage, though held to be illicit, is valid under canon law.
- sine prole — without offspring or progeny: to die sine prole.
- slavophile — a person who greatly admires the Slavs and Slavic ways.
- slip a cog — (not in technical use) a gear tooth, formerly especially one of hardwood or metal, fitted into a slot in a gearwheel of less durable material.
- slip joint — a joint made between an older and a newer masonry wall to form a continuous surface, masonry at the end of the newer wall fitting into a vertical groove cut in the end of the older wall.
- slip noose — a noose made with a slipknot
- slipsloppy — wet and sloppy
- slop basin — a basin or bowl into which the dregs, leaves, and grounds of teacups and coffee cups are emptied at the table.
- slow pitch — a variety of softball in which the ball is pitched with an underhand motion at moderate speed in an arc that rises at least six feet above the ground
- slow-pitch — a type of softball with ten players per side and in which each pitch must travel in an arc from three to ten feet high.
- soil creep — creep of soil on even slopes; often accelerated by spring freeze-and-thaw or general periglacial conditions. Compare creep (def 22a).
- soil group — one of a number of soil classes having the same kinds of horizons in the same sequence and under similar moisture and temperature regimes.
- solar ship — (in ancient Egypt) a boat placed in or near the tomb of a king to transport him to the sun.
- sopaipilla — a small pastry made of deep-fried yeast dough and usually dipped in honey.
- spallation — a nuclear reaction in which several nucleons are released from the nucleus of an atom.
- spaniolize — to cause to become Spanish
- spark coil — a coil of many turns of insulated wire on an iron core, used for producing sparks.
- speciously — apparently good or right though lacking real merit; superficially pleasing or plausible: specious arguments.
- sphenoidal — relating to the sphenoid bone
- spheroidal — pertaining to a spheroid or spheroids.
- spill over — be full of: emotion
- spillproof — (of a container) designed to prevent spilling.