17-letter words containing r, o, l, e, t
- not lift a finger — any of the terminal members of the hand, especially one other than the thumb.
- not on your nelly — not under any circumstances; certainly not
- not spare oneself — to exert oneself to the full
- nuclear radiation — Physics. radiation in the form of elementary particles emitted by an atomic nucleus, as alpha rays or gamma rays, produced by decay of radioactive substances or by nuclear fission.
- nuclear threshold — the point in war at which a combatant brings nuclear weapons into use
- numerical control — control of a machine tool, or other device used in a manufacturing process, by a computer, other control circuitry, or recorded digital commands.
- off one's trolley — trolley car.
- off-year election — (in the US) an election held in a year when a presidential election does not take place
- oil of turpentine — a colorless, flammable, volatile essential oil having a penetrating odor and a pungent, bitter taste, obtained from turpentine oleoresin by distillation: used in paints and varnishes, and in medicine as a carminative, vermifuge, expectorant, rubefacient, and, formerly, as a diuretic.
- old red sandstone — a thick sequence of sedimentary rock (generally, but not always, red) deposited in Britain and NW Europe during the Devonian period
- omphalomesenteric — (anatomy) Of or pertaining to the umbilicus and mesentery.
- on cruise control — If you say that someone is on cruise control in a contest, you mean that they are winning the contest easily and without needing to make a lot of effort.
- on the barrelhead — upon being presented for sale; at the time of delivery
- once over lightly — a hasty or superficial treatment, look, examination, etc.; once-over: The maid gave the room the once-over-lightly.
- once-over-lightly — a hasty or superficial treatment, look, examination, etc.; once-over: The maid gave the room the once-over-lightly.
- one-parent family — A one-parent family is a family that consists of one parent and his or her children living together.
- online dictionary — a dictionary that is available on the Internet or World Wide Web and accessed through a Web browser using a computer or a mobile device, primarily by typing a query term into a search box on the site. Online dictionaries like Dictionary.com offer immediate, direct access through large databases to a word's spelling and meanings, plus a host of ancillary information, including its variant spellings, pronunciation, inflected forms, origin, and derived forms, as well as supplementary notes on matters of interest or concern about how the word is used: Some people think online dictionaries will make print dictionaries obsolete.
- operation sealion — the codename for Hitler's proposed invasion (1940) of Great Britain
- optical carrier 3 — (networking) (OC-3) A SONET rate of 3 * 51.84 = 155.52 megabits per second, which matches STS-3.
- optical carrier n — (networking) (OC-n) A SONET rate of n times 51.84 megabits per second.
- optical isomerism — stereoisomerism in which the isomers are identical in molecular weight and most chemical and physical properties but differ in their effect on the rotation of polarized light.
- organized militia — a former military organization functioning under both state and federal authority.
- ortho-nitrophenol — any compound derived from phenol by the replacement of one or more of its ring hydrogen atoms by the nitro group.
- osculating circle — circle of curvature.
- out of all reason — unreasonable
- outline agreement — a contract, etc, setting out the preliminary terms or guidelines for an agreement; a preliminary agreement
- overhead lighting — lighting which throws light downwards by being situated on the ceiling or having a downward shade, etc
- oystershell scale — a scale insect, Lepidosaphes ulmi, having a scale shaped like the shell of an oyster, which infests various deciduous trees and shrubs.
- palace revolution — a challenge to or overthrow of a sovereign or other leader by members of the ruling family or group.
- paleoanthropology — the study of the origins and predecessors of the present human species, using fossils and other remains.
- paleobiochemistry — the study of biochemical processes that occurred in fossil life forms.
- paleoconservative — a person advocating an older, traditional type of conservatism, especially in politics.
- palette of narmer — a king of Egypt identified by modern scholars as the Menes of tradition and depicted as the unifier of Upper and Lower Egypt on an ancient slate tablet (Narmer Palette or Palette of Narmer) c3200 b.c. with relief carvings on both sides.
- parallel computer — parallel processor
- particle velocity — the velocity of a point in a medium that is undergoing wave motion.
- parts per million — the number of units (of a substance) present in a million units of another substance
- pastoral theology — the branch of theology dealing with the responsibilities of members of the clergy to the people under their care.
- peacock butterfly — a European nymphalid butterfly, Inachis io, having reddish-brown wings each marked with a purple eyespot
- peer of the realm — any of a class of peers in Great Britain and Ireland entitled by heredity to sit in the House of Lords.
- pentachlorophenol — a white, crystalline, water-insoluble powder, C 6 Cl 5 OH, used chiefly in fungicides, disinfectants, and wood preservatives.
- pentylenetetrazol — a white, crystalline, bitter-tasting, water-soluble powder, C 6 H 1 0 N 4 , used as a respiratory and circulatory stimulant, especially in the treatment of barbiturate poisoning, and to induce a convulsive state in the treatment of certain mental diseases.
- perchloroethylene — tetrachloroethylene.
- percussion bullet — a bullet that is exploded by percussion
- peridot of ceylon — a honey-colored tourmaline, used as a gem: not a true peridot.
- period-revolution — a rather large interval of time that is meaningful in the life of a person, in history, etc., because of its particular characteristics: a period of illness; a period of great profitability for a company; a period of social unrest in Germany.
- personal computer — a compact computer that uses a microprocessor and is designed for individual use, as by a person in an office or at home or school, for such applications as word processing, data management, financial analysis, or computer games. Abbreviation: PC.
- personal distance — personal space.
- personal equation — the tendency to personal bias that accounts for variation in interpretation or approach and for which allowance must be made.
- personal property — an estate or property consisting of movable articles both corporeal, as furniture or jewelry, or incorporeal, as stocks or bonds (distinguished from real property).
- personality clash — friction between two people who have different personalities or points of view