19-letter words containing e, n, g, l, u
- therapeutic cloning — the permitted creation of cloned human tissues for surgical transplant
- to hold your tongue — If you hold your tongue, you do not say anything even though you might want to or be expected to, because it is the wrong time to say it.
- to run the gauntlet — If you run the gauntlet, you go through an unpleasant experience in which a lot of people criticize or attack you.
- traffic regulations — rules designed to expedite the flow of traffic and prevent collisions
- traveling-wave tube — an electron tube used in microwave communications systems, having an electron beam directed coaxially through a wire helix to produce amplification.
- triangle inequality — the theorem that the absolute value of the sum of two quantities is less than or equal to the sum of the absolute values of the quantities.
- triangulum australe — a small bright triangular constellation in the S hemisphere, lying between Ara and the Southern Cross, that contains an open star cluster
- trifacial neuralgia — tic douloureux.
- trooping the colour — a military ceremony, performed by regiments of the British army and the Commonwealth, in which the regimental colour or flag is marched past ranks of troops
- ultrahigh frequency — any frequency between 300 and 3000 megahertz. Abbreviation: UHF, uhf.
- ultrasonic cleaning — the use of ultrasound to vibrate a piece to be cleaned while the piece is immersed in a cleaning fluid. The process produces a very high degree of cleanliness, and is used for jewellery and ornately shaped items
- unclassified degree — a degree that has not been given a grade because it is of a low standard
- under the spotlight — If someone or something comes under the spotlight, they are thoroughly examined, especially by journalists and the public.
- underground trolley — See under trolley (def 4).
- up against the wall — any of various permanent upright constructions having a length much greater than the thickness and presenting a continuous surface except where pierced by doors, windows, etc.: used for shelter, protection, or privacy, or to subdivide interior space, to support floors, roofs, or the like, to retain earth, to fence in an area, etc.
- vaginal intercourse — intercourse involving insertion of the penis into the vagina
- vocational guidance — the process of assisting a student to choose, prepare for, and enter an occupation for which he or she shows aptitude.
- wage-push inflation — an inflationary trend caused by wage increases that in turn cause rises in production costs and prices.
- wide-angle glaucoma — open-angle glaucoma. See under glaucoma.
- yourdon methodology — (programming) The software engineering methodology developed by Edward Yourdon and colleagues in the 1970s and 1980s. "Yourdon methodology" is a generic term for all of the following methodologies: Yourdon/Demarco, Yourdon/Constantine, Coad/Yourdon.