21-letter words containing a, r, e, n

give sb the runaround — If someone gives you the runaround, they deliberately do not give you all the information or help that you want, and send you to another person or place to get it.
glacier national park — a national park in NW Montana: glaciers; lakes; forest reserve. 1534 sq. mi. (3970 sq. km).
glen of imaal terrier — a strongly-built medium-sized variety of terrier with a medium-length coat and short forelegs
go down the wrong way — (of food) to pass into the windpipe instead of the gullet
goldbach's conjecture — the conjecture that every even number greater than two is the sum of two prime numbers
got what one deserved — If you say that someone got what they deserved, you mean that they deserved the bad thing that happened to them, and you have no sympathy for them.
government department — a sector of a national or state government that deals with a particular area of interest
government in waiting — a political group which is hoping to be elected to govern in the near future
grammatical inference — Deducing a grammar from given examples. Also known as "inductive inference" and recently as "computational learning".
grease someone's palm — the part of the inner surface of the hand that extends from the wrist to the bases of the fingers.
great smoky mountains — the W part of the Appalachians, in W North Carolina and E Tennessee. Highest peak: Clingman's Dome, 2024 m (6642 ft)
great st bernard pass — St. Bernard, Great.
greater sunda islands — a group of islands in the W Malay Archipelago, forming the larger part of the Sunda Islands: consists of Borneo, Sumatra, Java, and Sulawesi
green river ordinance — a local ordinance banning door-to-door selling.
greenwich observatory — the national astronomical observatory of Great Britain, housed in a castle in E Sussex; formerly located at Greenwich.
gretna green marriage — marriage without parental consent; elopement.
ground-effect machine — ACV (def 2).
guaranteed scheduling — (algorithm) A scheduling algorithm used in multitasking operating systems that guarantees fairness by monitoring the amount of CPU time spent by each user and allocating resources accordingly.
have a strong stomach — not to be prone to nausea
have one's cards read — If you have your cards read, you have your fortune told by someone who uses playing cards or tarot cards to tell you about yourself and predict your future.
have someone's number — a numeral or group of numerals.
have the inside track — If you say that someone has the inside track, you mean that they have an advantage, for example special knowledge about something.
hawaiian honeycreeper — any small to medium-sized finches of the subfamily Drepanidinae, native to the Hawaiian Islands and including many rare and extinct species.
hay-pauncefote treaty — an agreement (1901) between the U.S. and Great Britain giving the U.S. the sole right to build a canal across Central America connecting the Atlantic and Pacific.
hazard warning device — an appliance fitted to a motor vehicle that operates the hazard lights
heliocentric parallax — the apparent displacement of an observed object due to a change in the position of the observer.
help a person on with — to assist a person in the putting on of (clothes)
henry steele commager — Henry Steele, 1902–98, U.S. historian, author, and teacher.
hexachlorocyclohexane — (chemistry) A six-chlorine substituted cyclohexane, a polyhalogenated compound used in pesticides.
highest common factor — greatest common divisor. Abbreviation: H.C.F.
hildegard (of bingen) — Saint(1098-1179); Ger. nun, composer, & mystic: her day is Sept. 17
hindu-arabic numerals — Arabic numeral.
home improvement loan — a government loan for house improvements such as insulation, adding a bathroom, or urgent repairs
horizontal stabilizer — the horizontal surface, usually fixed, of an aircraft empennage, to which the elevator is hinged.
horns and halo effect — a tendency to allow one's judgement of another person, esp in a job interview, to be unduly influenced by an unfavourable (horns) or favourable (halo) first impression based on appearances
hyperlipoproteinaemia — the condition of having an abnormally high level of lipoproteins in the blood
hysterosalpingography — (medicine) X-ray examination of the uterus and oviducts following injection of a radiopaque substance.
identical proposition — a proposition in which the subject and predicate have the same meaning, as, “That which is mortal is not immortal.”.
identification papers — documents that serve to establish someone's identity
identification parade — a group of persons including one suspected of having committed a crime assembled for the purpose of discovering whether a witness can identify the suspect
in (or out of) phase — in (or not in) a state of exactly parallel movements, oscillations, etc.; in (or not in) synchronization
in (or out of) place — in (or out of) the customary, proper, or assigned place
in a state of undress — If someone is in a state of undress, they do not have all their clothes on.
in good circumstances — (of a person) in a good financial situation
in more ways than one — You say in more ways than one to indicate that what you have said is intended to have more than one meaning.
in no uncertain terms — If you say that someone tells a person something in no uncertain terms, you are emphasizing that they say it strongly and clearly so that there is no doubt about what they mean.
in saecula saeculorum — for ever and ever.
in the first instance — You say in the first instance to mention something that is the first step in a series of actions.
indicated horse-power — the horsepower of a reciprocating engine as shown by an indicator record. Abbreviation: ihp, IHP.
indigenous australian — another name for Aboriginal and Torres Strait Islander

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