12-letter words containing s, p, o, i, l, g
- poison gland — a gland in some fish and amphibians that secretes venomous material
- polar lights — the aurora borealis in the Northern Hemisphere or the aurora australis in the Southern Hemisphere.
- polygamistic — a person who practices or favors polygamy.
- polygraphist — an instrument for receiving and recording simultaneously tracings of variations in certain body activities.
- post-glacial — after a given glacial epoch, especially the Pleistocene.
- post-looping — post-synchronization.
- postsurgical — pertaining to or involving surgery or surgeons.
- potamologist — a specialist in potamology
- potting soil — enriched topsoil for potting plants, especially house plants.
- preschooling — the education of preschool children.
- proctologist — the branch of medicine dealing with the rectum and anus.
- prodigal son — a figure in a parable of Jesus (Luke 15:11–32); a wayward son who squanders his inheritance but returns home to find that his father forgives him.
- prodigiously — extraordinary in size, amount, extent, degree, force, etc.: a prodigious research grant.
- prosyllogism — a syllogism the conclusion of which is used as a premise of another syllogism; any of the syllogisms included in a polysyllogism except the last.
- protistology — the biology of the Protista.
- psephologist — A psephologist studies how people vote in elections.
- psychologism — emphasis upon psychological factors in the development of a theory, as in history or philosophy.
- psychologist — a specialist in psychology.
- psychologize — to make psychological investigations or speculations, especially those that are naive or uninformed.
- public goods — services such as national defence, law enforcement, and road building, that are for the benefit of, and available to, all members of the public
- pugnaciously — inclined to quarrel or fight readily; quarrelsome; belligerent; combative.
- push polling — the use of loaded questions in a supposedly objective telephone opinion poll during a political campaign in order to bias voters against an opposing candidate
- pyroligneous — produced by the distillation of wood.
- risk pooling — Risk pooling is the practice of sharing all risks among a group of insurance companies.
- salpiglossis — any solanaceous plant of the Chilean genus Salpiglossis, some species of which are cultivated for their bright funnel-shaped flowers
- salpingotomy — incision of a Fallopian tube.
- saprobiology — the branch of ecology that studies decaying organic matter or environments, especially saprophytes that derive nourishment in this way.
- self-proving — to establish the truth or genuineness of, as by evidence or argument: to prove one's claim.
- signal corps — a branch of the army responsible for military communications, meteorological studies, and related work.
- simple group — a group that has no normal subgroup except the group itself and the identity.
- slip through — be undetected
- sloop-rigged — (of a sailboat) fore-and-aft rigged with a mainsail and a jib.
- slopping out — In prisons where prisoners have to use buckets as toilets, slopping out is the practice in which they empty the buckets.
- 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.
- span loading — the act of a person or thing that loads.
- speleologist — the exploration and study of caves.
- spoil ground — an area within a body of water, especially in the sea, where dredged material is deposited.
- 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
- sporangiolum — a small sporangium
- spot welding — fusing metal
- spotlighting — a strong, focused light thrown upon a particular spot, as on a small area of a stage or in a television studio, for making some object, person, or group especially conspicuous.
- stabilograph — an instrument for measuring body sway.
- stegophilist — a person who enjoys climbing up the outside of buildings
- stool pigeon — a pigeon used as a decoy.
- stylographic — of or relating to a stylograph.
- supercooling — to cool (a liquid) below its freezing point without producing solidification or crystallization; undercool.
- supportingly — to bear or hold up (a load, mass, structure, part, etc.); serve as a foundation for.