13-letter words containing o, n, s, t, r, i
- vasoinhibitor — an agent, as a drug, that inhibits the action of the vasomotor nerves.
- venereologist — the branch of medicine dealing with the study and treatment of venereal, or sexually transmitted, disease.
- ventriloquism — the art or practice of speaking, with little or no lip movement, in such a manner that the voice does not appear to come from the speaker but from another source, as from a wooden dummy.
- ventriloquist — a person who performs or is skilled in ventriloquism.
- ventriloquous — of or relating to ventriloquism or a ventriloquist
- versification — the act of versifying.
- violent storm — Meteorology. storm (def 3).
- virgin forest — a forest in its natural state, before it has been explored or exploited by man
- voluntariness — done, made, brought about, undertaken, etc., of one's own accord or by free choice: a voluntary contribution.
- voluntaristic — Philosophy. any theory that regards will as the fundamental agency or principle, in metaphysics, epistemology, or psychology.
- volute spring — a coil spring, conical in shape, extending in the direction of the axis of the coil.
- voting rights — the entitlement of an individual to vote
- w3 consortium — World Wide Web Consortium
- walter piston — Walter, 1894–1976, U.S. composer.
- water-soaking — to soak or saturate with water.
- watering spot — watering hole
- waterscorpion — any of several predaceous aquatic bugs of the family Nepidae, having clasping front legs and a long respiratory tube at the rear of the abdomen: capable of biting if handled.
- west norriton — a town in SE Pennsylvania.
- winter savory — See under savory2 .
- winter sports — Winter sports are sports that take place on ice or snow, for example skating and skiing.
- winterisation — Non-Oxford British standard spelling of winterization.
- within reason — a basis or cause, as for some belief, action, fact, event, etc.: the reason for declaring war.
- wordsworthian — William, 1770–1850, English poet: poet laureate 1843–50.
- working asset — invested capital that is comparatively liquid.
- working stiff — A working stiff is a person who has an ordinary job that is not well-paid.
- xanthochroism — a condition in certain animals, esp aquarium goldfish, in which all skin pigments other than yellow and orange disappear
- xiphiplastron — the fourth lateral plate of a turtle's plastron
- yestermorning — yesterday morning.
- your nineties — the ages between 90–99
- zinjanthropus — the genus to which Australopithecus boisei was formerly assigned.