23-letter words containing s, l, a, v, e
- 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.
- small-saver certificate — a savings certificate issued in a small denomination.
- 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.
- 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
- swine vesicular disease — a viral disease of swine characterized by vesicular lesions on the feet, legs, snout, and tongue
- 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 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.
- universal character set — (character, standard) (UCS, ISO/IEC 10646) A 1993 ISO and IEC standard character set, also known as "Universal Multiple-Octet Coded Character Set". UCS comes in a 16-bit variant called UCS-2 and a 32-bit variant called UCS-4, which is composed of 16-bit UCS-2 "planes". So far only one 16-bit plane has been defined, which is known as the Basic Multilingual Plane. The implementation of UCS is still in its infancy, though some moves, such as the Java language defining a character to be 16 bits, are suggestive.
- 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.
- variable life insurance — an insurance policy whose annuity payments or payment to the beneficiary are not fixed but depend on the income earned by the investment of the premiums.
- 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
- villiers de l'isle adam — August, Comte de (oɡyst, kɔ̃t də). 1838–89, French poet and dramatist; pioneer of the symbolist movement. His works include Contes cruels (1883) and the play Axel (1885)
- viscount horatio nelson — Viscount Horatio, 1758–1805, British admiral.
- visual display terminal — video display terminal. Abbreviation: VDT.
- 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
- voyageurs national park — a national park in N Minnesota. 343 sq. mi. (888 sq. km).
- willow-leaved jessamine — a Chilean shrub, Cestrum parqui, of the nightshade family, having willowlike leaves and clusters of whitish or yellowish flowers that are very fragrant at night.