12-letter words containing n, o, s, p
- snowy mespil — a N American tree, Amelanchier Lamarckii, that produces small white flowers in spring
- snowy plover — a small plover, Charadrius alexandrinus, mainly of the U.S. and Mexico, having a white breast and sand-colored upper parts.
- somatotropin — a hormone secreted by the anterior pituitary gland, that stimulates growth in humans.
- somers point — a town in SE New Jersey.
- song sparrow — a small emberizine songbird, Melospiza melodia, common in North America.
- soprano clef — a sign locating middle C on the bottom line of the staff.
- soup kitchen — a place where food, usually soup, is served at little or no charge to the needy.
- soup to nuts — (of a meal) complete or impressive in number of courses.
- soup-to-nuts — (of a meal) complete or impressive in number of courses.
- spaciousness — containing much space, as a house, room, or vehicle; amply large.
- span loading — the act of a person or thing that loads.
- spanish foot — a carved pyramidal foot having fluted, concave sides usually ending in a scroll at the bottom.
- spanish moss — an epiphytic plant, Tillandsia usneoides, of the southern U.S., having narrow, grayish leaves and growing in long festoons that drape the branches of trees.
- sparcstation — (computer) A family of workstations from Sun Microsystems based on the SPARC architecture. Models include the SPARCStation 1, 1+, SLC, SPARCStation ELC, IPX, SPARCStation 5, SPARCStation 10 and SPARCStation 20.
- spatter cone — a low, steep-sided volcanic cone built up of droplets or blobs of lava erupted from a fissure or vent.
- speakerphone — a telephone or telephone attachment equipped with both loudspeaker and microphone, thus permitting the instrument to be used without being held.
- speciational — relating to speciation
- speciousness — apparently good or right though lacking real merit; superficially pleasing or plausible: specious arguments.
- specksioneer — a whaler
- speech organ — any part of the body, as the tongue, velum, diaphragm, or lungs, that participates, actively or passively, voluntarily or involuntarily, in the production of the sounds of speech.
- speech sound — any of the set of distinctive sounds of a given language. Compare phoneme.
- speedboating — the act, practice, or sport of traveling in a speedboat.
- spermagonium — Botany, Mycology. spermogonium.
- spermatozoon — one of the minute, usually actively motile gametes in semen, which serve to fertilize the ovum; a mature male reproductive cell.
- spermogonium — one of the cup-shaped or flask-shaped receptacles in which the spermatia of certain fungi and red algae are produced.
- sphacelation — the process of mortification
- sphenography — the art of writing in cuneiform characters.
- sphygmophone — a device by which a pulse may be heard
- spiflication — rough treatment
- spin control — Slang. an attempt to give a bias to news coverage, especially of a political candidate or event.
- spinal block — spinal anesthesia.
- spinning box — centrifugal box.
- spinning rod — a flexible fishing rod, often made of fiberglass, used with a spinning reel.
- spinsterhood — Disparaging and Offensive. a woman still unmarried beyond the usual age of marrying.
- spiral-bound — having a spiral binding.
- splenization — the transformation of something into a spleenlike tissue
- splenomegaly — enlargement of the spleen.
- split second — a fraction of a second.
- splotchiness — the state or condition of being splotchy
- spoil ground — an area within a body of water, especially in the sea, where dredged material is deposited.
- spokesperson — a person who speaks for another or for a group.
- sponge cloth — any cloth loosely woven of coarse yarn to produce a spongy look or texture, especially one constructed in honeycomb weave.
- sponged ware — spongeware.
- spongicolous — relating to the skeleton of some marine animals
- spongillafly — spongefly.
- spongioblast — one of the primordial cells in the embryonic brain and spinal cord capable of developing into neuroglia.
- spongologist — a person who studies sponges
- sponsorships — a person who vouches or is responsible for a person or thing.
- sporangiolum — a small sporangium
- sporogenesis — the production of spores; sporogony.