13-letter words containing a, t, v, i, s
- slave trading — trafficking in people
- slave traffic — the traffic of slaves
- solitary wave — a localized disturbance that propagates like a wave but resembles a particle in that it does not disperse, even if it collides with other such waves.
- south vietnam — a former country in SE Asia that comprised Vietnam S of about 17° N latitude; a separate state 1954–75; now part of reunified Vietnam. Capital: Saigon.
- soviet russia — a conventional name of the Soviet Union.
- speculatively — pertaining to, of the nature of, or characterized by speculation, contemplation, conjecture, or abstract reasoning: a speculative approach.
- stain remover — a substance designed for removing stains or dirty marks, as from clothes, carpets, etc
- standing wave — a wave in a medium in which each point on the axis of the wave has an associated constant amplitude ranging from zero at the nodes to a maximum at the antinodes.
- star of david — Judaism: six-pointed star
- steve wozniak — (person) Co-founder of Apple Computer with Steve Jobs on 01 April 1976 and the inventor of the Apple II personal computer.
- stovepipe hat — a tall silk hat.
- subderivative — a word derived from a derivative.
- subindicative — of or relating to subindicating
- subordinative — placed in or belonging to a lower order or rank.
- substantively — a noun.
- substantivity — the quality or state of being substantive
- substantivize — to use (an adjective, verb, etc.) as a substantive; convert into a substantive: a substantivized participle.
- suction valve — a nonreturn valve in a pump suction to prevent the pump draining or depriming when not in service
- suovetaurilia — (in ancient Rome) a sacrifice of a hog, a ram, and a bull.
- superactivity — extreme activity; hyperactivity
- superlatively — of the highest kind, quality, or order; surpassing all else or others; supreme; extreme: superlative wisdom.
- survivability — able to be survived: Would an atomic war be survivable?
- sylvicultural — relating to sylviculture
- talkativeness — inclined to talk a great deal: One drink and she became very talkative.
- televangelism — Christian preaching on TV
- televangelist — an evangelist who regularly conducts religious services on television.
- tenovaginitis — the inflammation of the sheath around a tendon
- tentativeness — of the nature of or made or done as a trial, experiment, or attempt; experimental: a tentative report on her findings.
- tergiversator — to change repeatedly one's attitude or opinions with respect to a cause, subject, etc.; equivocate.
- thieves' cant — slang used by thieves
- time reversal — the mathematical operation of reversing the direction of time. Symbol: T.
- train service — provision of railway transport
- transactivate — to activate the replication of (a viral gene) through the presence of a gene at another locus, especially following a viral infection.
- transfusively — in a transfusive manner
- transgressive — to violate a law, command, moral code, etc.; offend; sin.
- transmutative — the act or process of transmuting.
- traverse city — a city in NW Michigan.
- unassertively — in an unassertive manner
- universal set — the set of all objects or elements considered in a given problem
- unspeculative — not characterized by speculation
- unsubstantive — a noun.
- vaccinologist — the science of vaccine development.
- valet service — a cleaning service, in which your clothes are collected for cleaning, from your house or hotel, and returned to you
- vanishing act — a vanishing act is when someone is impossible to contact, or disappears from public view
- vanity plates — a vehicle license plate bearing a combination of letters or numbers requested by the licensee, as a name or occupation.
- vansittartism — a doctrine holding that the militaristic and aggressive policies of German leaders since the time of the Franco-Prussian war have had the support of the German people and that Germany should undergo a program of demilitarization and corrective education to prevent similar action in the future.
- vapor tension — vapor pressure.
- variabilities — apt or liable to vary or change; changeable: variable weather; variable moods.
- variable cost — a cost that varies with a change in the volume of output while remaining uniform on a per-unit basis, as cost of labor (distinguished from fixed cost).
- variable star — a star that varies markedly in brightness from time to time.