12-letter words containing a, r, c, t, o, i
- sorbefacient — inducing absorption
- sorosilicate — any of the silicates in which each silicate tetrahedron shares one of its four oxygen atoms with a neighboring tetrahedron, the ratio of silicon to oxygen being two to seven.
- 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.
- 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.
- special sort — a character, such as an accented letter, that is not a usual member of any font
- spectatorial — a person who looks on or watches; onlooker; observer.
- spermatocide — spermicide.
- spirochaetal — resulting from spirochaetes
- stalactiform — resembling or shaped like a stalactite.
- stenographic — the art of writing in shorthand.
- stercoranism — the belief that the consecrated Eucharistic elements, the bread and wine, are subject to decay and pass through the body like other ingested things
- stercoranist — a person who believes in stercoranism
- stereoacuity — the ability of a person to see objects as separate entities along a range of distances
- stereoptican — a projector usually consisting of two complete lanterns arranged so that one picture appears to dissolve while the next is forming.
- stereotactic — movement of an organism in response to contact with a solid.
- stick around — to pierce or puncture with something pointed, as a pin, dagger, or spear; stab: to stick one's finger with a needle.
- stylographic — of or relating to a stylograph.
- sub-tropical — Sub-tropical places have a climate that is warm and wet, and are often near tropical regions.
- subarcuation — a structure that is somewhat arched
- 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
- substraction — the act or process of subtracting
- sugarcoating — the act or process of covering something with sugar.
- supplicatory — to pray humbly; make humble and earnest entreaty or petition.
- technocratic — of, relating to, or designating a technocrat or technocracy.
- testificator — a person who witnesses
- tetramorphic — (in art) of or related to a composite representation of the four evangelists' symbols
- the creation — God's act of bringing the universe into being
- theanthropic — of or relating to both God or a god and human beings; both divine and human.
- theocratical — a form of government in which God or a deity is recognized as the supreme civil ruler, the God's or deity's laws being interpreted by the ecclesiastical authorities.
- theoretician — a person who deals with or is expert in the theoretical side of a subject: a military theoretician.
- thermostatic — a device, including a relay actuated by thermal conduction or convection, that functions to establish and maintain a desired temperature automatically or signals a change in temperature for manual adjustment.
- thiobacteria — bacteria found esp. in stagnant water and at the bottom of the sea, that oxidize or reduce sulfur compounds, as hydrogen sulfide
- thoracically — by way of the thorax; in the thorax
- timbromaniac — a person who is passionate about stamp-collecting
- torrefaction — to subject to fire or intense heat; parch, roast, or scorch.
- toxocariasis — the infection of humans with the larvae of a genus of roundworms, Toxocara, of dogs and cats. It can cause swelling of the liver and, sometimes, damage to the eyes
- trace fossil — a fossilized track, trail, burrow, boring, or other structure in sedimentary rock that records the presence or behavior of the organism that made it.
- tractoration — a medical technique involving drawing the points of two rods of different metals over the affected body part
- traffic cone — conical road markers
- tragi-comedy — A tragi-comedy is a play or other written work that is both sad and amusing.
- tragic irony — dramatic irony in tragic drama.
- tragicomical — a dramatic or other literary composition combining elements of both tragedy and comedy.
- trainer sock — a sock designed to be worn with a training shoe, often cut low at the ankle so that very little shows above the shoe
- tralaticious — transferred or passed down
- transactions — the published records of the proceedings of a society, conference, etc
- transcension — transcendence.
- transduction — the transfer of genetic material from one cell to another by means of a virus.
- transfection — the insertion into a cell of a bacterial plasmid that contains a foreign virus or genetic material.
- transoceanic — extending across or traversing the ocean: a transoceanic cable.
- transpicuous — transparent.