10-letter words containing p, r, e, t
- spermatoid — resembling sperm.
- sperrylite — a mineral, platinum arsenide, PtAs 2 , occurring in minute tin-white crystals, usually cubes: a minor ore of platinum.
- sphalerite — a very common mineral, zinc sulfide, ZnS, usually containing some iron and a little cadmium, occurring in yellow, brown, or black crystals or cleavable masses with resinous luster: the principal ore of zinc and cadmium; blackjack.
- sphericity — a spherical state or form.
- spherocyte — an abnormal blood cell
- spherulite — a rounded aggregate of radiating crystals found in obsidian and other glassy igneous rocks.
- spiderwort — any plant of the genus Tradescantia, having blue, purple, or rose-colored flowers.
- spinsterly — relating to or resembling a spinster
- spirantize — to change into or pronounce as a spirant.
- spiritless — without spirit.
- spirochete — any of various spiral-shaped motile bacteria of the family Spirochaetaceae, certain species, as Treponema, Leptospira, and Borrelia, being pathogenic to humans and other animals, and other species being free-living, saprophytic, or parasitic.
- spirometer — an instrument for determining the capacity of the lungs.
- spirometry — an instrument for determining the capacity of the lungs.
- spitballer — a pitcher who is known or believed to throw spitballs.
- spleenwort — any of various temperate and tropical ferns of the genera Asplenium and Diplazium, certain species of which are grown as ornamentals.
- splintered — a small, thin, sharp piece of wood, bone, or the like, split or broken off from the main body.
- sporocytes — a diploid cell in certain spore-bearing plants, as liverworts, that produces four haploid spores through meiosis; a spore mother cell.
- sporophyte — the form of a plant in the alternation of generations that produces asexual spores.
- sporozoite — one of the minute, active bodies into which the spore of certain Sporozoa divides, each developing into an adult individual.
- sportiness — flashy; showy.
- sportswear — clothing designed for wear while playing golf or tennis, hiking, bicycling, jogging, etc.; activewear.
- spot meter — an exposure meter that measures light reflected from only a small area of a subject or scene.
- spot price — the price of spot goods or of commodities on the spot market.
- spread out — extend, splay
- springtime — the season of spring.
- spritelike — an elf, fairy, or goblin.
- sputtering — the act or sound of sputtering.
- spycatcher — a person who works in counterintelligence to detect enemy espionage activities
- st. peters — a basilica in Vatican City: dome designed by Michelangelo.
- st. pierre — two small groups of islands off the S coast of Newfoundland: an overseas territory of France; important base for fishing. 3 sq. mi. (240 sq. km). Capital: St. Pierre.
- stair-step — to move or progress in steps of increasing height or level
- stairsteps — a flight of steps
- stampeders — a sudden, frenzied rush or headlong flight of a herd of frightened animals, especially cattle or horses.
- star apple — the edible fruit of a West Indian tree, Chrysophyllum cainito, of the sapodilla family, which when cut across exhibits a star-shaped figure within.
- star prize — The star prize in a competition is the most valuable prize.
- star-apple — the edible fruit of a West Indian tree, Chrysophyllum cainito, of the sapodilla family, which when cut across exhibits a star-shaped figure within.
- statampere — the electrostatic unit of current, equivalent to 3.3356 × 10 −10 ampere and equal to the current produced by an electromotive force of one statvolt acting through a resistance of one statohm.
- stay-press — (of fabric or clothing) treated so as to retain a freshly ironed look after washing.
- steam trap — a device in a steam pipe that collects and discharges condensed water
- steel trap — a trap for catching animals, consisting of spring-operated steel jaws with sharp projections that clamp shut.
- stenograph — any of various keyboard instruments, somewhat resembling a typewriter, used for writing in shorthand, as by means of phonetic or arbitrary symbols.
- stenotyper — a machine with a keyboard for recording speeches or dictation in phonetic shorthand
- stepdancer — a person who engages in stepdancing
- stepfather — the husband of one's mother by a later marriage.
- stepladder — a ladder having flat steps or treads in place of rungs.
- stepmother — the wife of one's father by a later marriage.
- stepparent — a stepfather or stepmother.
- stepsister — one's stepfather's or stepmother's daughter by a previous marriage.
- stereopair — a pair of photographs of the same area taken from slightly different positions so as to give a stereoscopic effect when properly mounted and viewed.
- stereopsis — stereoscopic vision; the ability to perceive depth.