20-letter words containing a, e, r, o, t, h

spherical aberration — variation in focal length of a lens or mirror from center to edge, due to its spherical shape.
spherical coordinate — Usually, spherical coordinates. any of three coordinates used to locate a point in space by the length of its radius vector and the angles this vector makes with two perpendicular polar planes.
st. george's channel — a channel between Wales and Ireland, connecting the Irish Sea and the Atlantic. 100 miles (160 km) long; 50–90 miles (81–145 km) wide.
state highway patrol — a state's road traffic police
states of the church — Papal States
step into the breach — If you step into the breach, you do a job or task which someone else was supposed to do or has done in the past, because they are suddenly unable to do it.
stochastic terrorism — the public demonization of a person or group resulting in the incitement of a violent act, which is statistically probable but whose specifics cannot be predicted: The lone-wolf attack was apparently influenced by the rhetoric of stochastic terrorism.
stoichiometric ratio — The stoichiometric ratio is the exact ratio between air and flammable gas or vapor at which complete combustion takes place.
switchboard operator — a person who operates an installation in a telephone exchange, office, hotel, etc, at which the interconnection of telephone lines is manually controlled
synchronized skating — the art or sport of teams of up to twenty skaters holding onto each other and moving in patterns in time to music
take to the cleaners — a person who cleans, especially one whose regular occupation is cleaning offices, buildings, equipment, etc.
technology agreement — a framework designed by trade unions for negotiating changes in employment caused by the introduction of new technology
tetrahydrocannabinol — a compound, C 21 H 30 O 2 , that is the physiologically active component in cannabis preparations (marijuana, hashish, etc.) derived from the Indian hemp plant or produced synthetically. Abbreviation: THC.
tetrahydrogestrinone — a synthetic anabolic steroid. Formula: C21H28O2
the course of nature — the ordinary course of events
the founding fathers — any of the men who were members of the U.S. Constituional Convention of 1787
the grove of academe — the academic world
the internet account — An Internet provider in Sydney, Australia who provides SLIP, PPP and CLI accounts for the same rates. <[email protected]> handles Acorn software. E-mail: <[email protected]>. Telephone: +61 (2) 968 4333. Fax: +61 (2) 968 4334. Address: PO BOX 473, Crows Nest, NSE 2065, Australia.
the last word in sth — If you say that something is the last word in luxury, comfort, or some other quality, you are emphasizing that it has a great deal of this quality.
the legal profession — the profession of law
the luck of the draw — If you say that something is the luck of the draw, you mean that it is the result of chance and you cannot do anything about it.
the order of the day — If a particular way of behaving or doing something is the order of the day, it is very common.
the other way around — reversed
the roaring twenties — a phrase used to describe the decade of the 1920s (esp in America), so called due to the social, artistic, and cultural dynamism of the period
the way of the cross — a series of images in a church or along a road to a church etc depicting the last hours of Christ
the whole nine yards — everything that is required; the whole thing
theater-in-the-round — arena theater.
theatre-in-the-round — a theatre with seats arranged around a central acting area
theory of relativity — relativity (def 2).
therapeutic abortion — abortion performed when a woman's pregnancy endangers her health.
there is no call for — If you say that there is no call for someone to behave in a particular way, you are criticizing their behaviour, usually because you think it is rude.
there's no mistaking — You can say there is no mistaking something when you are emphasizing that you cannot fail to recognize or understand it.
theresa of avila, st — Saint. Also, Teresa. Also called Theresa of Avila [ah-vee-lah] /ˈɑ viˌlɑ/ (Show IPA), 1515–82, Spanish Carmelite nun, mystic, and writer.
thermal conductivity — the amount of heat per unit time per unit area that can be conducted through a plate of unit thickness of a given material, the faces of the plate differing by one unit of temperature.
thermodynamic system — a system whose states of equilibrium can be specified by a few macroscopic properties.
thiamine mononitrate — a white, crystalline, water-soluble compound of the vitamin-B complex, containing a thiazole and a pyrimidine group, C 12 H 17 ClN 4 OS, essential for normal functioning of the nervous system, a deficiency of which results chiefly in beriberi and other nerve disorders: occurring in many natural sources, as green peas, liver, and especially the seed coats of cereal grains, the commercial product of which is chiefly synthesized in the form of its chloride (thiamine chloride or thiamine hydrochloride) for therapeutic administration, or in nitrate form (thiamine mononitrate) for enriching flour mixes.
third-party software — software created by programmers or publishers independent of the manufacturer of the hardware for which it is intended.
thomas of erceldoune — Thomas of, Thomas of Erceldoune.
thought transference — transference of thought by extrasensory means from the mind of one individual to another; telepathy.
thread language zero — (language) (TL0) The instruction set of the TAM (Threaded Abstract Machine), used to implement Id.
three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
three-quarter nelson — a hold in which a wrestler, from a kneeling position behind a prone opponent, applies a half nelson with one arm, passes the other arm under the opponent's body on the near side, and locks the arms at the fingers or wrist on the back of the opponent's neck.
three-thorned acacia — honey locust.
throw up one's hands — the terminal, prehensile part of the upper limb in humans and other primates, consisting of the wrist, metacarpal area, fingers, and thumb.
to be a warning shot — to be a warning
to be at loggerheads — to be in conflict
to bear the brunt of — To bear the brunt or take the brunt of something unpleasant means to suffer the main part or force of it.
to bring up the rear — If a person or vehicle is bringing up the rear, they are the last person or vehicle in a moving line of them.
to catch your breath — If something makes you catch your breath, it makes you take a short breath of air, usually because it shocks you.
to clear your throat — If you clear your throat, you cough once in order to make it easier to speak or to attract people's attention.

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