12-letter words containing a, o, u, i
- semiglobular — possessing the form of half a globe; hemispheric.
- short radius — the perpendicular distance from the centre of a regular polygon to a side
- simultaneous — existing, occurring, or operating at the same time; concurrent: simultaneous movements; simultaneous translation.
- sinanthropus — the genus to which Peking man was formerly assigned.
- sine qua non — an indispensable condition; requisite.
- sinusoidally — Mathematics. of or relating to a sinusoid.
- situationism — the theory that behavior is chiefly response to immediate situations.
- situationist — the theory that behavior is chiefly response to immediate situations.
- slumpflation — a situation in which economic depression is combined with increasing inflation
- smilacaceous — of, relating to, or belonging to the Smilacaceae, a temperate and tropical family of monocotyledonous flowering plants, most of which are climbing shrubs with prickly stems: includes smilax
- sniff around — dog: try to pick up scent
- soda biscuit — a biscuit having soda and sour milk or buttermilk as leavening agents.
- sodium amide — a white, crystalline, water-insoluble, flammable powder, NaNH 2 , used chiefly in the manufacture of sodium cyanide and in organic synthesis.
- sofa surfing — (of a homeless person) the practice of staying temporarily with various friends and relatives while attempting to find permanent accommodation
- solar radius — the unit, equivalent to the radius of the sun, in which the radii of stars and other celestial objects are given.
- somnambulism — sleepwalking.
- somnambulist — sleepwalking.
- sounion head — the tip of the Attica peninsula, E central Greece: site of ancient temple ruins.
- south africa — Republic of, a country in S Africa; member of the Commonwealth of Nations until 1961. 472,000 sq. mi. (1,222,480 sq. km). Capitals: Pretoria and Cape Town.
- south arabia — Protectorate of, a former protectorate of Great Britain in S Arabia, now part of the Republic of Yemen.
- south island — the largest island of New Zealand. 58,093 sq. mi. (150,460 sq. km).
- south-facing — facing towards the south
- spaciousness — containing much space, as a house, room, or vehicle; amply large.
- spermagonium — Botany, Mycology. spermogonium.
- spiral-bound — having a spiral binding.
- sporangiolum — a small sporangium
- square piano — a piano with a rectangular, horizontal body.
- stanniferous — containing tin; tin-bearing
- stauropegion — (in an autocephalous church) a monastery subject directly to the primate.
- stegosaurian — having the characteristics of a stegosaur
- stereoacuity — the ability of a person to see objects as separate entities along a range of distances
- sternutation — the act of sneezing.
- stick around — to pierce or puncture with something pointed, as a pin, dagger, or spear; stab: to stick one's finger with a needle.
- stipulaceous — of, relating to, having, resembling, or living on stipules
- storage unit — rented space to store items
- straight out — thoroughgoing: a straight-out Democrat.
- straight-out — without a bend, angle, or curve; not curved; direct: a straight path.
- studio glass — art glass produced by an independent artisan in the studio.
- stupefaction — the state of being stupefied; stupor.
- sub-tropical — Sub-tropical places have a climate that is warm and wet, and are often near tropical regions.
- subabdominal — below or beneath the abdomen
- subapostolic — of or relating to the era after that of the Apostles
- subarachnoid — of, relating to, or situated below the arachnoid membrane.
- subarcuation — a structure that is somewhat arched
- subdiaconate — the office or dignity of a subdeacon.
- subeditorial — of or relating to a subeditor, the work of a subeditor or a subeditorship
- suberization — the impregnation of cell walls with suberin, causing the formation of cork.
- subfactorial — the number of ways a group of objects can be arranged so that none of the objects are in their original or correct place
- subhastation — a public auction or sale
- subjectional — the act of subjecting.