15-letter words containing v, l, i, s, n
- self-motivation — initiative to undertake or continue a task or activity without another's prodding or supervision.
- self-preserving — preservation of oneself from harm or destruction.
- self-revelation — disclosure of one's private feelings, thoughts, etc., especially when unintentional.
- self-validating — requiring no external confirmation, sanction, or validation.
- semilunar valve — either of two valves, one in the aorta and one in the pulmonary artery, consisting of a set of three crescent-shaped flaps of tissue and serving to prevent blood from flowing back into the heart after contraction.
- seminal vesicle — either of two small saclike glands, located on each side of the bladder in males, that add nutrient fluid to semen during ejaculation.
- sensitive plant — Also called humble plant. a tropical American plant, Mimosa pudica, cultivated in greenhouses, having bipinnate leaves whose leaflets fold together when touched.
- service ceiling — the height above sea level, measured under standard conditions, at which the rate of climb of an aircraft has fallen to a specified amount
- sibling rivalry — the feeling of competitiveness that often exists between brothers and sisters
- significatively — serving to signify.
- silver quandong — an Australian tree, Elaeocarpus grandis: family Elaeocarpaceae
- silver standard — a monetary standard or system using silver of specified weight and fineness to define the basic unit of currency.
- simple division — a type of division to find out how many times the smaller number is contained in the larger one
- simple interval — an interval of an octave or less.
- sinclair, clive — Clive Sinclair
- slavonian grebe — a N Eurasian or N American grebe with reddish underside and a black and gold crest; Podiceps auritus
- sleeve coupling — a cylinder joining the ends of two lengths of shafting or pipe.
- sliver building — a very narrow skyscraper designed in response to restriction of the building site or zoning, frequently containing only a single apartment per floor or comparably limited office space.
- 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.
- spirit leveling — leveling according to the indications of a spirit level.
- 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.
- sterling silver — of, relating to, or noting British money: The sterling equivalent is #5.50.
- string variable — data on which arithmetical operations will not be performed
- subcivilization — a division of a civilization
- subclavian vein — either of a pair of veins, one on each side of the body, that return blood from the arms to the heart.
- 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
- superindividual — greater than the individual
- superinvolution — an act or instance of involving or entangling; involvement.
- sylvian fissure — lateral fissure.
- 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.
- television film — a feature-length film that is made specifically to be shown on television
- television tube — a cathode-ray tube designed for the reproduction of television pictures
- the devil's own — a very difficult or problematic (thing)
- 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
- unadvisableness — the quality of being imprudent or not advisable
- unavailableness — the state of being useless or ineffectual
- uncontroversial — of, relating to, or characteristic of controversy, or prolonged public dispute, debate, or contention; polemical: a controversial book.
- universal chuck — a chuck, as on a lathe headstock, having three stepped jaws moving simultaneously for precise centering of a workpiece of any of a wide range of sizes.
- universal class — (in the theory of classes) the class that includes all other classes and is composed of all individuals composing these classes.
- universal donor — a person with blood of group O.
- 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.
- unprogressively — in an unprogressive manner
- upsetting lever — the horizontal distance between the center of gravity, acting downward, and the center of buoyancy, acting upward, when they are so placed as to form a couple (upsetting couple) tending to capsize the boat.