19-letter words containing e, n, a, c
- velocity modulation — the modulation in velocity of a beam of electrons or ions caused by passing the beam through a high-frequency electric field, as in a cavity resonator
- vesicular exanthema — an infectious viral disease of swine, characterized by blisters on the snout, mucous membranes, and feet.
- veterinary medicine — the branch of medicine dealing with the study, prevention, and treatment of diseases in animals, especially domesticated animals.
- viatical settlement — the purchase by a charity of a life assurance policy owned by a person with only a short time to live, to enable that person to use the proceeds during his or her lifetime
- victor emmanuel iii — 1869–1947, king of Italy 1900–46.
- vigilance committee — an unauthorized committee of citizens organized for the maintenance of order and the summary punishment of crime in the absence of regular or efficient courts.
- virginia-rail-fence — snake fence.
- vitamin b (complex) — a group of unrelated water-soluble vitamins found in liver, yeast, etc., including: a) vitamin B1 (see thiamine) b) vitamin B2 (see riboflavin) c) vitamin B6 (see pyridoxine) d) nicotinic acid e) pantothenic acid f) biotin g) inositol h) para-aminobenzoic acid i) choline j) folic acid k) vitamin B12 a complex vitamin, C63H90N14O14PCo, containing trivalent cobalt, essential for the normal maturation of erythrocytes, and for normal growth and neurological function, and used esp. in treating pernicious anemia and as an animal feed supplement
- vocational guidance — the process of assisting a student to choose, prepare for, and enter an occupation for which he or she shows aptitude.
- volumetric analysis — determination of the concentration, by volume, of a substance in a solution, as by titration.
- von neumann machine — the stored-program computer developed by John von Neumann and his associates
- war of independence — American Revolution.
- wassermann reaction — a diagnostic test for syphilis using the fixation of a complement by the serum of a syphilitic individual.
- watch night service — a service held on the night of December 24, or of December 31
- wearable technology — a small computer or advanced electronic device that is worn or carried on the body: the trendiest wearable technologies.
- websters-dictionary — Informal. a dictionary of the English language, especially American English, such as Dictionary.com.
- what makes one tick — a slight, sharp, recurring click, tap, or beat, as of a clock.
- whispering campaign — the organized spreading of insinuations or rumors to destroy the reputation of a person, organization, etc.
- wide-angle glaucoma — open-angle glaucoma. See under glaucoma.
- within rocket range — able to be reached by rockets
- yellow-dog contract — a contract between a worker and an employer in which, as a condition of employment, the worker agrees not to remain in or join a union.
- young conservatives — the youth section of the United Kingdom Conservative Party until 1998
- zenithal projection — a type of map projection in which part of the earth's surface is projected onto a plane tangential to it, either at one of the poles (polar zenithal), at the equator (equatorial zenithal), or between (oblique zenithal)
- zero and add packed — (language) (ZAP) An IBM 360/370 assembly language instruction used when performing packed arithmatic to initialise an accumulator.
- zero-hours contract — an employment contract which does not oblige the employer to provide regular work for the employee, but requires the employee to be on call in the event that work becomes available