23-letter words containing t, s, a, v, o
- on someone's wavelength — having similar views, feelings, or thoughts (as someone else)
- on the same wave length — Physics. the distance, measured in the direction of propagation of a wave, between two successive points in the wave that are characterized by the same phase of oscillation.
- order of the visitation — a religious order of nuns founded in 1610 by St Francis of Sales and dedicated to contemplation and the cultivation of humility, gentleness, and sisterly love
- participant observation — a technique of field research, used in anthropology and sociology, by which an investigator (participant observer) studies the life of a group by sharing in its activities.
- positive discrimination — special opportunities
- presidential government — a system of government in which the powers of the president are constitutionally separate from those of the legislature.
- progressive cavity pump — A progressive cavity pump is a pump with an electric motor that rotates rods to make fluid in cavities move upward.
- quantum flavourdynamics — a gauge theory of the electromagnetic and weak interactions
- quote chapter and verse — [by analogy with the mainstream phrase] To cite a relevant excerpt from an appropriate bible. "I don't care if "rn" gets it wrong; "Followup-To: poster" is explicitly permitted by RFC 1036. I'll quote chapter and verse if you don't believe me." See also legalese, language lawyer, RTFS (sense 2).
- regressive assimilation — assimilation in which a following sound has an effect on a preceding one, as in pronouncing have in have to as [haf] /hæf/ (Show IPA) influenced by the voiceless (t) in to.
- relative molecular mass — the sum of all the relative atomic masses of the atoms in a molecule; the ratio of the average mass per molecule of a specified isotopic composition of a substance to one-twelfth the mass of an atom of carbon-12
- relative sunspot number — a number indicating the degree of sunspot activity on the sun as a factor of observer idiosyncrasies, the number of sunspot groups, and the number of individual sunspots.
- reverse polish notation — postfix notation
- rotation-inversion axis — an axis of a crystal such that rotating about the axis and then inverting the crystal brings the crystal back to its original position.
- saint christopher-nevis — St. Kitts-Nevis.
- secondary seventh chord — a chord formed by superposition of three thirds upon any degree of the scale except the dominant.
- seneca falls convention — a women's rights convention held at Seneca Falls, New York, in 1848, organized by Elizabeth Cady Stanton and Lucretia Mott.
- separation of variables — a grouping of the terms of an ordinary differential equation so that associated with each differential is a factor consisting entirely of functions of the independent variable appearing in the differential.
- software developers kit — (jargon, product) (SDK, or "Software Development Kit") Software provided by a software vendor to allow their products to be used with those of other software vendors.
- sovereignty association — (in Canada) a proposed arrangement by which Quebec would become independent but would maintain a formal association with Canada
- soviet of nationalities — the legislature of the former Soviet Union and its successor states, consisting of an upper house (Soviet of the Union or Council of the Union) whose delegates are elected on the basis of population, and a lower house (Soviet of Nationalities or Council of Nationalities) whose delegates are elected to represent the various nationalities.
- survival of the fittest — (not in technical use) natural selection.
- sustainable development — supporting economy via renewable resources
- talk/speak of the devil — People say speak of the devil, or in British English talk of the devil, if someone they have just been talking about appears unexpectedly.
- the haves and have-nots — the people who are very wealthy and the people who are very poor
- the royal naval reserve — the volunteer reserve force of the Royal Navy in the United Kingdom
- to have feelings for sb — to be emotionally or sexually attracted to
- to have your hands full — If you have your hands full with something, you are very busy because of it.
- to save someone's bacon — If someone or something saves your bacon, they get you out of a dangerous or difficult situation.
- transverse presentation — presentation in which the fetus is turned with its long axis across the mouth of the uterus, at right angles to the axis of the birth canal.
- university of minnesota — (body, education) The home of Gopher. Address: Minneapolis, Minnesota, USA.
- urban conservation area — an urban area that is protected, preserved and carefully managed
- van der waals' equation — an equation of state relating the pressure, volume, and absolute temperature of a gas, taking into account the finite size of the molecules and the attractive force between them.
- variable contrast paper — printing paper in which the contrast of the image is controlled by the color of the printing light.
- vestibulocochlear nerve — either one of the eight pairs of cranial nerves that supply the cochlea and semicircular canals of the internal ear and contribute to the sense of hearing
- veterans administration — the federal agency charged with administering benefits provided by law for veterans of the armed forces. Abbreviation: VA, V.A.
- video cassette recorder — See VCR.
- viscount horatio nelson — Viscount Horatio, 1758–1805, British admiral.
- volumetric displacement — the volume of air per revolution that passes through a mechanical pump when the pressure at the intake and the exhaust is the same as that of the atmosphere
- voter registration card — a card that enables a person to register in order to vote
- voyageurs national park — a national park in N Minnesota. 343 sq. mi. (888 sq. km).