19-letter words containing e, n, a, c

no-write allocation — (memory management) A cache policy where only processor reads are cached, thus avoiding the need for write-back or write-through.
non-confidentiality — spoken, written, acted on, etc., in strict privacy or secrecy; secret: a confidential remark.
non-contemporaneous — living or occurring during the same period of time; contemporary.
nonmaterial culture — the aggregate of values, mores, norms, etc., of a society; the ideational structure of a culture that provides the values and meanings by which it functions.
nonplayer character — a character in a tabletop role-playing game who is controlled by the Game Master.
north pacific ocean — the northern part of the Pacific Ocean, extending from the equator to the Arctic Ocean.
north-central state — a state of N Nigeria. Capital: Kaduna. Pop: 4 438 007 (1995 est). Area: 46 053 sq km (17 781 sq miles)
northwest ordinance — the act of Congress in 1787 providing for the government of the Northwest Territory and setting forth the steps by which its subdivisions might become states.
not care/give a fig — If you say that someone doesn't care a fig or doesn't give a fig about something, you are emphasizing that they think it is unimportant or that they are not interested in it.
not worth a cracker — worthless; useless
not worth a crumpet — utterly worthless
noughts and crosses — tick-tack-toe (def 1).
noughts-and-crosses — tick-tack-toe (def 1).
nuclear disarmament — the gradual reduction and eventual elimination of all nuclear weapons in the world
nuclear power plant — factory that generates atomic energy
obsolescence clause — a clause in an insurance policy that takes account of the obsolescence of the item insured in order to lower the amount to be paid out in the event of a claim
occupational health — Occupational health is the branch of medicine that deals with the health of people in their workplace or in relation to their job.
oceanus procellarum — (Ocean of Storms) the largest dark plain on the face of the moon, in the second and third quadrants: about 2 million square miles (5.2 million sq. km).
of one's own accord — to be in agreement or harmony; agree.
on (or off) camera — so positioned as to be within (or out of) the camera's field of view
on an empty stomach — If you do something on an empty stomach, you do it without having eaten.
on cue/as if on cue — If you say that something happened on cue or as if on cue, you mean that it happened just when it was expected to happen, or just at the right time.
on no consideration — for no reason whatsoever; never
once in a blue moon — very rarely; almost never
open-angle glaucoma — Ophthalmology. abnormally high fluid pressure in the eye, most commonly caused either by blockage of the channel through which aqueous humor drains (open-angle glaucoma or chronic glaucoma) or by pressure of the iris against the lens, which traps the aqueous humor (angle-closure glaucoma or acute glaucoma)
open-hearth furnace — a process of steelmaking in which the charge is laid in a furnace (open-hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls.
open-hearth process — a process of steelmaking in which the charge is laid in a furnace (open-hearth furnace) on a shallow hearth and heated directly by burning gas as well as radiatively by the furnace walls.
operations director — a director or senior manager who oversees the efficiency of business operations
operations research — the analysis, usually involving mathematical treatment, of a process, problem, or operation to determine its purpose and effectiveness and to gain maximum efficiency.
ordnance survey map — An Ordnance Survey map is a detailed map produced by the British or Irish government map-making organization.
orthopaedic surgeon — a surgeon specializing in the branch of surgery concerned with disorders of the spine and joints and the repair of deformities of these parts
outplacement agency — an agency that provides counselling and careers advice, esp to redundant executives, which is paid for by their previous employer
over-centralization — the act or fact of centralizing; fact of being centralized.
overhead projection — the projection (using an overhead projector) of an enlarged image of a transparency onto a surface above and behind the person using it
oxidation-reduction — a chemical reaction between two substances in which one substance is oxidized and the other reduced.
oxyacetylene burner — a blowpipe for cutting or welding metals at high temperatures
palisade parenchyma — the upper layer of ground tissue in a leaf, consisting of elongated cells beneath and perpendicular to the upper epidermis and constituting the primary area of photosynthesis.
pancreatic fibrosis — cystic fibrosis.
parachute spinnaker — a very large spinnaker used on a racing yacht.
paradichlorobenzene — a white, crystalline, volatile, water-insoluble solid, C 6 H 4 Cl 2 , of the benzene series, having a penetrating odor: used chiefly as a moth repellent.
parallel processing — extending in the same direction, equidistant at all points, and never converging or diverging: parallel rows of trees.
parallel projection — a projection from one plane to a second plane in which the lines joining points on the first plane and corresponding images are parallel.
parametric equation — one of two or more equations expressing the location of a point on a curve or surface by determining each coordinate separately.
parthenogenetically — development of an egg without fertilization.
particle kinematics — Particle kinematics is the study of the movement of particles, without considering the forces that cause this movement.
particle separation — a rule that moves the particle of a phrasal verb, thus deriving a sentence like He looked the answer up from a structure that also underlies He looked up the answer
particle technology — Particle technology is knowledge and study which relates to particles, and is used in industry.
particular negative — a proposition of the form “Some S is not P.” Symbol: O.
paschen-back effect — a splitting of spectral lines observed when the source of a radiation is subjected to a strong magnetic field, caused when the vectors associated with the spin and orbital angular momentum exhibit individual rather than common precession.
pastoral counseling — the use of psychotherapeutic techniques by trained members of the clergy to assist parishioners who seek help for personal or emotional problems.

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