15-letter words containing a, l, t, v, i, s
- self-initiative — an introductory act or step; leading action: to take the initiative in making friends.
- self-motivation — initiative to undertake or continue a task or activity without another's prodding or supervision.
- self-regulative — used for or capable of controlling or adjusting oneself or itself: a self-regulative device.
- self-revelation — disclosure of one's private feelings, thoughts, etc., especially when unintentional.
- self-validating — requiring no external confirmation, sanction, or validation.
- sensitive plant — Also called humble plant. a tropical American plant, Mimosa pudica, cultivated in greenhouses, having bipinnate leaves whose leaflets fold together when touched.
- significatively — serving to signify.
- silver standard — a monetary standard or system using silver of specified weight and fineness to define the basic unit of currency.
- silviculturally — with reference to silviculture
- simple interval — an interval of an octave or less.
- sled cultivator — go-devil (def 5).
- social movement — a group of diffusely organized people or organizations striving toward a common goal relating to human society or social change, or the organized activities of such a group: The push for civil rights was a social movement that peaked in the 1950s and 1960s.
- stacking swivel — a metal swivel attached to the stock of a military rifle for use in hooking three rifles together to form a stack.
- steel engraving — a method of incising letters, designs, etc., on steel.
- string variable — data on which arithmetical operations will not be performed
- subcivilization — a division of a civilization
- subconjunctival — the mucous membrane that lines the exposed portion of the eyeball and inner surface of the eyelids.
- subvocalization — the act or process of producing subvocal speech
- tasmanian devil — a small, predacious marsupial, Sarcophilus harrisii, of Tasmania, having a black coat with white patches: its dwindling population is now confined to isolated areas.
- the everlasting — God
- transindividual — a single human being, as distinguished from a group.
- transvaal daisy — a composite plant, Gerbera jamesonii, native to southern Africa, having showy, many-rayed, variously colored flower heads.
- travel sickness — nausea caused by motion
- tricuspid valve — the valve, consisting of three triangular flaps of tissue between the right auricle and ventricle of the heart, that keeps blood from flowing back into the auricle.
- trivial pursuit — a board game that is based the ability to answer questions on popular culture and general knowledge
- uncontroversial — of, relating to, or characteristic of controversy, or prolonged public dispute, debate, or contention; polemical: a controversial book.
- universal joint — piece that couples two rotating shafts
- universal motor — a series-wound motor, of one-half horsepower or less, using alternating or direct current.
- universal stage — a small theodolite mounted on the stage of a polarizing microscope and used in the petrographic analysis of rocks.
- valentine's day — February 14, observed in honor of St. Valentine as a day for the exchange of valentines and other tokens of affection.
- vascular tissue — plant tissue consisting of ducts or vessels, that, in the higher plants, forms the system (vascular system) by which sap is conveyed through the plant.
- vascularization — (of a tissue or embryo) to develop or extend blood vessels or other fluid-bearing vessels or ducts; become vascular.
- vatican swindle — Lafcadio's Adventures.
- vector analysis — the branch of calculus that deals with vectors and processes involving vectors.
- venetian school — any of various groups of artists identified with Venice throughout the history of Italian art but most notably the painters of the 18th century, as Giovanni Battista Tiepolo, Francesco Guardi, and Antonio Canaletto.
- vertical angles — one of two opposite and equal angles formed by the intersection of two lines.
- vicar apostolic — Roman Catholic Church. a titular bishop serving either in a district where no episcopal see has been established, or in one where the succession of bishops has been interrupted.
- victoria island — an island off the coast of N Canada, in the Arctic Ocean. 80,340 sq. mi. (208,081 sq. km).
- violinistically — in a violinistic manner
- virtual storage — a system whereby addressable memory is extended beyond main storage through the use of secondary storage managed by system software in such a way that programs can treat all of the designated storage as addressable main storage.
- visual literacy — the ability to apprehend or interpret pictures or other visual images.
- vitreous silica — silica glass
- voyeuristically — of, relating to, or characteristic of a voyeur or of voyeurism.
- vulnerabilities — capable of or susceptible to being wounded or hurt, as by a weapon: a vulnerable part of the body.
- well-advertised — to announce or praise (a product, service, etc.) in some public medium of communication in order to induce people to buy or use it: to advertise a new brand of toothpaste.
- wolverine state — Michigan (used as a nickname).
- yosemite valley — a glacial valley in Yosemite National Park in central California, in the Sierra Nevada Mountains. It has an altitude of about 1200 m (4000 ft), with sheer walls rising about another 1200 m (4000 ft).