21-letter words containing r, i, d, g, e

magneto-optical drive — magneto-optical disk
magnificent riflebird — a bird of paradise, Craspedophora magnifica
majority shareholding — a holding of more than half a company's shares
mariage de convenance — marriage entered into for a personal or family advantage, as for social, political, or economic reasons, usually without love and sometimes without the expectation of sexual relations.
mayor of casterbridge — a novel (1886) by Thomas Hardy.
member of the wedding — a novel (1946) and play (1950) by Carson McCullers.
meter-kilogram-second — of or relating to the system of units in which the meter, kilogram, and second are the principal units of length, mass, and time. Abbreviation: mks, MKS.
multi-ringed compound — A multi-ringed compound is a compound which has 70 or more carbon atoms, often a residual compound.
non-repeating decimal — a decimal representation of any irrational number, having the property that no sequence of digits is repeated ad infinitum.
one thing and another — You can use the expression 'one thing and another' to suggest that there are several reasons for something or several items on a list, but you are not going to explain or mention them all.
open trading protocol — Internet Open Trading Protocol
over and over (again) — repeatedly; time after time
overhead-valve engine — I-head engine.
packed encoding rules — (protocol, standard) (PER) ASN.1 encoding rules for producing a compact transfer syntax for data structures described in ASN.1, defined in 1994. PER provides a much more compact encoding then BER. It tries to represents the data units using the minimum number of bits. The compactness requires that the decoder knows the complete abstract syntax of the data structure to be decoded, however. Documents: ITU-T X.691, ISO 8825-2.
ploughman's spikenard — a European plant, Inula conyza, with tubular yellowish flower heads surrounded by purple bracts: family Asteraceae (composites)
preexisting condition — A preexisting condition is a medical condition already suffered by a proposer before the starting date of an insurance policy.
premium savings bonds — (in Britain) bonds issued by the Treasury since 1956 for purchase by the public. No interest is paid but there is a monthly draw for cash prizes of various sums
progressive education — any of various reformist educational philosophies and methodologies since the late 1800s, applied especially to elementary schools, that reject the rote recitation and strict discipline of traditional, single-classroom teaching, favoring instead more stimulation of the individual pupil as well as group discussion, more informality in the classroom, a broader curriculum, and use of laboratories, gymnasiums, kitchens, etc., in the school.
purchasing department — the group of staff within an organization that is responsible for buying goods or products
purple-fringed orchid — either of two orchids, Habenaria fimbriata or H. psycodes, of eastern North America, having a cluster of fragrant purple flowers with a fringed lip.
purple-fringed orchis — either of two North American orchids (Habenaria psycodes and H. fimbriata) with purple-fringed flowers
pyrenean mountain dog — a large heavily built dog of an ancient breed originally used to protect sheep from wild animals: it has a long thick white coat with a dense ruff
radius of convergence — a positive number so related to a given power series that the power series converges for every number whose absolute value is less than this particular number.
rayleigh distribution — (mathematics) A curve that yields a good approximation to the actual labour curves on software projects.
reading comprehension — a text that students use to help them improve their reading skills, by reading it and answering questions relating to the text. Sometimes used as a test or examination of reading skills. A reading comprehension can be in the student's own or another language
registration document — a document giving identification details of a motor vehicle, including its manufacturer, date of registration, engine and chassis numbers, and owner's name
revillagigedo islands — an uninhabited island group belonging to Mexico, in the Pacific Ocean, SSW of the Baja California peninsula: Socorro is the largest island. 320 sq. mi. (830 sq. km).
right-angled triangle — a triangle one angle of which is a right angle
ring down the curtain — to lower the curtain at the end of a theatrical performance
ring-around-the-rosey — a children's game in which the players sing while going around in a circle and squat when the lyrics “all fall down” are sung.
roodepoort-maraisburg — a city in S Transvaal, in the NE Republic of South Africa.
rutherford scattering — the scattering of an alpha particle through a large angle with respect to the original direction of motion of the particle, caused by an atom (Rutherford atom) with most of the mass and all of the positive electric charge concentrated at a center or nucleus.
serbia and montenegro — a former country in SE Europe, consisting of the republics of Serbia and Montenegro; replaced the Federal Republic of Yugoslavia in 2003, and dissolved in 2006 following Montenegro’s decision to secede
sing a different tune — a succession of musical sounds forming an air or melody, with or without the harmony accompanying it.
sir roger de coverley — Sir Roger de, a literary figure representing the ideal of the early 18th-century squire in The Spectator, by Addison and Steele.
sovereign wealth fund — an investment fund created using the financial assets of a national government
stem-and-leaf diagram — a histogram in which the data points falling within each class interval are listed in order
strategic air command — a U.S. Air Force command charged with intercontinental air strikes, especially nuclear attacks.
submerged arc welding — a type of heavy electric-arc welding using mechanically fed bare wire with the arc submerged in powdered flux to keep out oxygen
suction and curettage — a technique involving extraction of the fetus through a suction tube, used to perform abortions during the early stages of pregnancy.
surface friction drag — the part of the drag on a body moving through a fluid that is dependent on the nature of the surface of the body
synchronized shifting — gear shifting in which the gears to be meshed are made to rotate at the same speed.
synchronized swimming — a sport growing out of water ballet in which swimmers, in solo, duet, and team efforts, complete various required figures by performing motions in relatively stationary positions, along with a freestyle competition, with the contestants synchronizing movements to music and being judged for body position, control, and the degree of difficulty of the moves.
the moral high ground — If you say that someone has taken the moral high ground, you mean that they consider that their policies and actions are morally superior to the policies and actions of their rivals.
three-quarter binding — a binding in which the material used for the back extends further over the covers than in half binding.
threshold wage policy — a policy whereby wages are increased in accordance with inflation
tide-generating force — the difference between the force of gravity exerted by the moon or the sun on a particle of water in the ocean and that exerted on an equal mass of matter at the centre of the earth. The lunar tide-generating forces are about 2.2 times greater than are the solar ones
to be arrayed against — to be opposed to
to be killed outright — If someone is killed outright, they die immediately, for example in an accident.
to rear its ugly head — If something unpleasant rears its head or rears its ugly head, it becomes visible or noticeable.

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