19-letter words containing y, o, u, l

provably unsolvable — The set or property of problems for which no algorithm at all exists. E.g. the Halting Problem. See also provably difficult.
pseudo-hieroglyphic — noting or pertaining to a script dating from the second millennium b.c. that appears to be syllabic and to represent the Phoenician language and that is inscribed on objects found at Byblos.
pseudopsychological — of or relating to psychology.
puerperal psychosis — a mental disorder sometimes occurring in women after childbirth, characterized by deep depression, delusions of the child's death, and homicidal feelings towards the child
reciprocity failure — a failure of the two exposure variables, light intensity and exposure time, to behave in a reciprocal fashion at very high or very low values
respiratory failure — a condition in which the respiratory system is unable to provide an adequate supply of oxygen or to remove carbon dioxide efficiently
right-eyed flounder — any of several flatfishes of the family Pleuronectidae, having both eyes on the right side of the head.
sea of tranquillity — Astronomy. Mare Tranquillitatis.
secondary qualities — one of the qualities attributed by the mind to an object perceived, such as color, temperature, or taste.
self-congratulatory — the expression or feeling of uncritical satisfaction with oneself or one's own accomplishment, good fortune, etc.; complacency.
senatorial courtesy — the practice in the U.S. Senate of confirming only those presidential appointees approved by both senators from the state of the appointee, or by the senior senator of the president's party.
sexual stereotyping — the formation or promotion of a fixed general idea or image of how men and women will behave
simulation analysis — (language, simulation) (SIMAN) A simulation language, especially for manufacturing systems, developed by C. Dennis Pegden in 1983.
social security act — a law passed in 1935 providing old-age retirement insurance, a federal-state program of unemployment compensation, and federal grants for state welfare programs.
sodium hydrosulfite — a white, crystalline, water-soluble powder, Na 2 S 2 O 4 , used as a reducing agent, especially in dyeing, and as a bleach.
sodium hypochlorite — a pale-green, crystalline compound, NaOCl, unstable in air, soluble in cold water, decomposes in hot water: used as a bleaching agent for paper and textiles, in water purification, in household use, and as a fungicide.
sulfureted hydrogen — hydrogen sulfide.
superiority complex — an exaggerated feeling of one's own superiority.
supplementary story — follow-up (def 3b).
suspensory ligament — any of several tissues that suspend certain organs or parts of the body, especially the transparent, delicate web of fibrous tissue that supports the crystalline lens.
tetrafluoroethylene — a colorless, water-insoluble, flammable gas, C 2 F 4 , used in the synthesis of certain polymeric resins, as Teflon.
the channel country — an area of E central Australia, in SW Queensland: crossed by intermittent rivers and subject to both flooding and long periods of drought
to click your heels — If someone such as a soldier clicks their heels, they make a sound by knocking the heels of their shoes together when saluting or greeting someone.
to follow your nose — If you follow your nose to get to a place, you go straight ahead or follow the most obvious route.
to hold your breath — If you hold your breath, you make yourself stop breathing for a few moments, for example because you are under water.
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 keep to yourself — If you keep to yourself, you stay on your own most of the time and do not mix socially with other people.
to lick your wounds — If you say that someone is licking their wounds, you mean that they are recovering after being defeated or made to feel ashamed or unhappy.
to lose your temper — If you lose your temper, you become so angry that you shout at someone or show in some other way that you are no longer in control of yourself.
to pull your weight — If you pull your weight, you work as hard as everyone else who is involved in the same task or activity.
to turn a blind eye — If you say that someone is turning a blind eye to something bad or illegal that is happening, you mean that you think they are pretending not to notice that it is happening so that they will not have to do anything about it.
to wet your whistle — To wet your whistle means to have a drink.
trumpet honeysuckle — an American honeysuckle, Lonicera sempervirens, having spikes of large, tubular flowers, deep-red outside and yellow within.
turn a blind eye to — to pretend not to notice or ignore deliberately
ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
unconstitutionality — not constitutional; unauthorized by or inconsistent with the constitution, as of a country.
underground trolley — See under trolley (def 4).
university hospital — a hospital that is affiliated with a university. University hospitals provide clinical education and training to future and current doctors, nurses, and other health professionals, in addition to delivering medical care to patients
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
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
what-do-you-call-it — whachamacallit.
with flying colours — If you pass a test with flying colours, you have done very well in the test.
wouldn't harm a fly — If you say that someone wouldn't hurt a fly or wouldn't harm a fly, you are emphasizing that they are very kind and gentle.
yablonovy mountains — a mountain range in Siberia. Highest peak: 1680 m (5512 ft)
yellowtail flounder — a righteyed flounder, Limanda ferruginea, inhabiting waters along the Atlantic coast of North America, having a yellowish tail fin and rusty-red spots on the body: once commercially important, now greatly reduced in number.
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.

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