19-letter words containing i, l, u, m, n
- total communication — the theory or practice of incorporating all means of communication, including speech, speechreading, auditory training, sign language, and writing, in the education of deaf or hearing-impaired children.
- transuranic element — any element having an atomic number greater than 92, the atomic number of uranium. All such elements are radioactive and can be synthesized by bombarding a heavy element with a light particle or element. See also transactinide element.
- triangulum australe — a small bright triangular constellation in the S hemisphere, lying between Ara and the Southern Cross, that contains an open star cluster
- ultracrepidarianism — noting or pertaining to a person who criticizes, judges, or gives advice outside the area of his or her expertise: The play provides a classic, simplistic portrayal of an ultracrepidarian mother-in-law.
- unlimited liability — liability that is not restricted to any unpaid portion of nominal capital invested in a business
- vacuum distillation — a process of distillation employing a vacuum that by lowering the pressure on a liquid allows volatilization at a lower temperature than normal.
- valencian community — region comprising three provinces of E Spain: 8,998 sq mi (23,305 sq km); pop. 4,029,000; cap. Valencia
- 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.
- victor emmanuel iii — 1869–1947, king of Italy 1900–46.
- vinculum matrimonii — the bond of matrimony.
- volumetric analysis — determination of the concentration, by volume, of a substance in a solution, as by titration.
- welsh mountain pony — a small sturdy but graceful breed of pony used mostly for riding, originally from Wales
- wide-angle glaucoma — open-angle glaucoma. See under glaucoma.
- yablonovy mountains — a mountain range in Siberia. Highest peak: 1680 m (5512 ft)