17-letter words containing e, n, a, t, i, c
- 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 scientist — a scientist who studies nuclear physics
- 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.
- nursery education — education provided at a school for young children, usually from three to five years old
- objectionableness — The quality of being objectionable.
- occipital condyle — a protrusion on the occipital bone of the skull that forms a joint with the first cervical vertebra, enabling the head to move relative to the neck.
- octadecanoic acid — stearic acid.
- off-year election — (in the US) an election held in a year when a presidential election does not take place
- office automation — a method or system of using automated or electronic equipment, as word processors and computers, in the operations of an office.
- omphalomesenteric — (anatomy) Of or pertaining to the umbilicus and mesentery.
- on the face of it — the front part of the head, from the forehead to the chin.
- on the pig's back — successful; established
- 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.
- onomatopoetically — the formation of a word, as cuckoo, meow, honk, or boom, by imitation of a sound made by or associated with its referent.
- operations centre — a centre where activities of a business, organization, etc, are administrated and take place
- opisthobranchiate — (zoology) Of or pertaining to the Opisthobranchiata.
- optical carrier n — (networking) (OC-n) A SONET rate of n times 51.84 megabits per second.
- organ-pipe cactus — a treelike or columnar cactus, Lemaireocereus marginatus, of Mexico, having a central, erect spine surrounded by spreading spines in clusters of five to eight, and funnel-shaped, brownish-purple flowers.
- organic chemistry — the branch of chemistry, originally limited to substances found only in living organisms, dealing with the compounds of carbon.
- osculating circle — circle of curvature.
- over-appreciation — gratitude; thankful recognition: They showed their appreciation by giving him a gold watch.
- over-compensation — a pronounced striving to neutralize and conceal a strong but unacceptable character trait by substituting for it an opposite trait.
- over-conservative — disposed to preserve existing conditions, institutions, etc., or to restore traditional ones, and to limit change.
- overconcentration — the act of concentrating; the state of being concentrated.
- pacific northwest — the region of North America lying north of the Columbia River and west of the Rockies
- palace revolution — a challenge to or overthrow of a sovereign or other leader by members of the ruling family or group.
- paleoconservative — a person advocating an older, traditional type of conservatism, especially in politics.
- papanicolaou test — Pap test.
- particle kinetics — Particle kinetics is the study of the movement of particles and the forces that cause this movement.
- pascal's triangle — a triangular arrangement of the binomial coefficients of the expansion (x + y) n for positive integral values of n.
- passenger traffic — number of passengers
- paternalistically — the system, principle, or practice of managing or governing individuals, businesses, nations, etc., in the manner of a father dealing benevolently and often intrusively with his children: The employees objected to the paternalism of the old president.
- per capita income — the total income of an area or country divided by the number of people in that area or country
- per procurationem — by one acting as an agent; by proxy.
- perpetual spinach — a variety of spinach that keeps producing edible leaves
- personal distance — personal space.
- personality clash — friction between two people who have different personalities or points of view
- phenyl isocyanate — a liquid reagent, C 7 H 5 NO, having an unpleasant, irritating odor: used chiefly for identifying alcohols and amines.
- phenylacetic acid — a white crystalline, aromatic acid, C 8 H 8 O 2 , used in the manufacture of penicillin and in perfumes.
- phonetic alphabet — an alphabet containing a separate character for each distinguishable speech sound.
- photoreactivation — a process that repairs DNA damaged by ultraviolet light using an enzyme that requires visible light.
- picture messaging — Picture messaging is the sending of photographs or pictures from one mobile phone to another.
- pietro da cortona — Pietro da [pye-traw dah] /ˈpyɛ trɔ dɑ/ (Show IPA), (Pietro Berrettini) 1596–1669, Italian painter and architect.
- pinckney's treaty — an agreement in 1795 between Spain and the U.S. by which Spain recognized the 31st parallel as the southern boundary of the U.S. and permitted free navigation of the Mississippi to American ships.
- pipeline capacity — The pipeline capacity is the volume of oil or gas which is needed to maintain a full pipeline.
- platinic chloride — chloroplatinic acid.
- pocket dictionary — a small portable dictionary
- point of purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.
- point reyes lilac — a prostrate shrub, Ceanothus gloriosus, of southern California, having leathery, roundish leaves and purplish or deep-blue flowers.
- point-of-purchase — designating or in use at a retail outlet where an item can be purchased; point-of-sale: point-of-purchase displays to entice the buyer.