19-letter words containing o, r, a, e

to change your tune — If you say that someone has changed their tune, you are criticizing them because they have changed their opinion or way of doing things.
to fight for breath — If you fight for breath, you try to breathe but find it very difficult.
to go blackberrying — to go on an outing to collect blackberries
to grin and bear it — If you grin and bear it, you accept a difficult or unpleasant situation without complaining because you know there is nothing you can do to make things better.
to hang by a thread — If you say that something is hanging by a thread, you mean that it is in a very uncertain state and is unlikely to survive or succeed.
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 make your/a mark — If you make your mark or make a mark, you become noticed or famous by doing something impressive or unusual.
to play hard to get — If someone plays hard to get, they pretend not to be interested in another person or in what someone is trying to persuade them to do.
to ring the changes — If you say that someone rings the changes, you mean that they make changes or improvements to the way something is organized or done.
to run out of steam — If you run out of steam, you stop doing something because you have no more energy or enthusiasm left.
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.
to steer/stay clear — If you steer clear or stay clear of someone or something, you avoid them.
to tear a strip off — If you tear a strip off someone or if you tear them off a strip, you speak to them angrily and criticize them severely.
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.
torricellian vacuum — the vacuum at the top of a Torricellian tube
total probable loss — A total probable loss is the highest degree of loss or damage that is probable if an insured event occurs.
traffic regulations — rules designed to expedite the flow of traffic and prevent collisions
trahison des clercs — a compromising of intellectual integrity, esp. for political reasons
transdenominational — of or relating to a denomination or denominations.
transesterification — a reaction between an ester of one alcohol and a second alcohol to form an ester of the second alcohol and an alcohol from the original ester, as that of methyl acetate and ethyl alcohol to form ethyl acetate and methyl alcohol; interesterification.
transformer station — a station of an electricity generation, transmission and distribution system where voltage is transformed from high to low or the reverse using transformers
transitional relief — a form of tax relief, designed to smooth large changes in liability, which operates by restricting the proportion by which liability may change per year, both upwards and downwards
translation of axes — the process of replacing the axes in a Cartesian coordinate system with a new set of axes, parallel to the first, used to write equations of curves not centered about the origin.
transparent context — an expression in which any term may be replaced by another with the same reference without changing its truth-value
trentino-alto adige — a region in NE Italy. 870,238; 5256 sq. mi. (13.615 sq. km).
trickle bed reactor — A trickle bed reactor is a reactor in which gravity makes a gas and a liquid flow through a bed of catalyst.
tricks of the trade — expert techniques
trisodium phosphate — sodium phosphate (def 3).
tropical depression — an atmospheric low-pressure system originating in the tropics, specifically, a tropical cyclone in which the maximum sustained wind speed is 38 miles per hour (62 kilometers per hour) or less.
tuamotu archipelago — a group of about 80 coral islands in the S Pacific, in French Polynesia. Pop: 15 973 (2002; including the Gambier Islands). Area: 860 sq km (332 sq miles)
turbo-ramjet engine — a combination engine that can be operated as a turbojet or ramjet engine.
turn a blind eye to — to pretend not to notice or ignore deliberately
turn someone's head — the upper part of the body in humans, joined to the trunk by the neck, containing the brain, eyes, ears, nose, and mouth.
tussock caterpillar — the larva of a tussock moth.
twist someone's arm — the upper limb of the human body, especially the part extending from the shoulder to the wrist.
typographical error — an error in printed or typewritten matter resulting from striking the improper key of a keyboard, from mechanical failure, or the like.
ultramicrochemistry — the branch of microchemistry dealing with minute quantities of material weighing one microgram or less.
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
under consideration — being deliberated
under the banner of — If someone does something under the banner of a particular cause, idea, or belief, they do it saying that they support that cause, idea, or belief.
under the shadow of — in danger of; apparently fated for
underrepresentation — the act of representing.
unit of measurement — physical quantity
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
unorganized ferment — ferment (def 2).
upper carboniferous — Pennsylvanian (defs 2, 4).
vacuum coffee maker — a coffee pot with upper and lower glass units, the upper for ground coffee and the lower for water that, when boiled, rises through the filter-stoppered bottom of the upper unit and remains there until drawn back down to the lower unit as brewed coffee by a reduction in pressure caused by the removal of heat.
vaginal intercourse — intercourse involving insertion of the penis into the vagina
value added network — (networking) (VAN) A privately owned network that provides a specific service, such as legal research or access to a specialised database, for a fee. A Value Added Network usually offers some service or information that is not readily available on public networks. A Value Added Network's customers typically purchase leased lines that connect them to the network or they use a dial-up number, given by the network owner, to gain access to the network.
vapor recovery unit — A vapor recovery unit is a system for recovering vapors from inside sealed crude oil or condensate tanks, with a scrubber (= a device for removing unwanted substances) and compressor (= a device that raises pressure).

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