12-letter words containing p, o, s, l
- slash pocket — a pocket set into a garment, especially below the waistline, to which easy access is provided by an exterior, vertical or diagonal slit.
- sleep apnoea — the temporary cessation of breathing during sleep, which in some cases is due to obstruction of the upper airway by enlarged tonsils, uvula, etc, causing the sufferer to snore loudly and fight for breath
- sleep around — to take the rest afforded by a suspension of voluntary bodily functions and the natural suspension, complete or partial, of consciousness; cease being awake.
- sleep it off — to rid oneself of the effects of some excess, overindulgence, etc., specif. of the aftereffects of drinking much alcoholic liquor, by sleeping
- sleeper goby — any gobioid fish of the family Eleotridae, of brackish or fresh tropical waters, resembling the gobies but lacking a ventral sucker
- slip through — be undetected
- slipper foot — an elongated pad foot.
- slipper sock — a sock with a soft leather or vinyl sole sewn onto it, used as indoor footwear.
- sloop of war — (formerly) a sailing or steam naval vessel having cannons on only one deck.
- sloop-rigged — (of a sailboat) fore-and-aft rigged with a mainsail and a jib.
- sloped roman — a roman (vertical) typeface, usually sans serif, i.e. without the small, decorative, terminal strokes with which some typefaces are designed. The typeface is made to slope (usually to the right), but not generally to the same degree as a true italic typeface
- slopping out — In prisons where prisoners have to use buckets as toilets, slopping out is the practice in which they empty the buckets.
- sloppy joe's — a sandwich of ground beef cooked in a spicy tomato or barbecue sauce and usually served on a bun.
- slumpflation — a situation in which economic depression is combined with increasing inflation
- smoking lamp — formerly, a lamp aboard ship for lighting pipes, now used figuratively to indicate when smoking is or is not allowed: The smoking lamp is lit.
- snow leopard — a long-haired, leopardlike feline, Panthera (Uncia) uncia, of mountain ranges of central Asia, having a relatively small head and a thick, creamy-gray coat with rosette spots: an endangered species.
- 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.
- soil profile — a vertical succession of horizons, commonly lettered A, B, C (beginning at the surface), that have been subjected to soil-forming processes, chiefly leaching and oxidation.
- solar plexus — Also called celiac plexus. Anatomy. a network of nerves situated at the upper part of the abdomen, behind the stomach and in front of the aorta.
- somatopleure — the double layer formed by the association of the upper layer of the lateral plate of mesoderm with the overlying ectoderm, functioning in the formation of the body wall and amnion.
- sophomorical — characteristic of a sophomore
- soprano clef — a sign locating middle C on the bottom line of the staff.
- south platte — a river flowing NE from central Colorado to the Platte River in W Nebraska. 424 miles (683 km) long.
- span loading — the act of a person or thing that loads.
- spasmophilia — a condition in which only moderate mechanical or electrical stimulation produces spasms, convulsions, or tetany.
- spasmophilic — of or noting spasmophilia.
- special sort — a character, such as an accented letter, that is not a usual member of any font
- speciational — relating to speciation
- spectatorial — a person who looks on or watches; onlooker; observer.
- speleologist — the exploration and study of caves.
- spermatocele — a swelling of the testicle
- sphacelation — the process of mortification
- 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.
- spiral-bound — having a spiral binding.
- spirochaetal — resulting from spirochaetes
- 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.
- sponge cloth — any cloth loosely woven of coarse yarn to produce a spongy look or texture, especially one constructed in honeycomb weave.
- 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
- sporadically — (of similar things or occurrences) appearing or happening at irregular intervals in time; occasional: sporadic renewals of enthusiasm.
- sporangiolum — a small sporangium