18-letter words containing a, c, i, n, g
- neurophysiological — the branch of physiology dealing with the functions of the nervous system.
- neuropsychological — Of or pertaining to neuropsychology, the relation or combination of brain and mind.
- nightmare scenario — If you describe a situation or event as a nightmare scenario, you mean that it is the worst possible thing that could happen.
- nonaggression pact — an agreement between two nations not to attack each other, usually for a specified period of years
- noninterchangeable — That cannot be interchanged with another.
- nonpharmacological — Not pharmacological.
- oath of allegiance — pledge to one's nation
- obedience training — the training of an animal, especially a dog, to obey certain commands.
- occupational group — An occupational group is a category used by insurance companies to classify jobs according to how hazardous they are.
- office of readings — the first of the canonical hours; matins
- on delicate ground — in a situation requiring tact
- optical brightener — an additive that dyes and brightens fabric or paper
- organic solidarity — social cohesiveness that is based on division of labor and interdependence and is characteristic of complex, industrial societies.
- organization chart — a diagrammatic representation showing how departments or divisions in an organization, as a large corporation, are related to one another along lines of authority.
- orthotungstic acid — an oxyacid acid of tungsten. Formula: H2WO4
- oscillating engine — a steam engine having piston rods connected directly to the crankshaft and cylinders oscillating on trunnions.
- osteogenic sarcoma — osteosarcoma
- paediatric nursing — the branch of nursing concerned with the care of children
- pan-indian dancing — fancy dance (def 1).
- parachute regiment — an airborne regiment of an army
- parallel computing — parallel processing
- pathologic anatomy — the branch of pathology dealing with the morphologic changes in tissues.
- peacekeeping force — a force designated to the maintenance of peace, esp the prevention of further fighting between hostile forces in an area
- people trafficking — the practice of bringing immigrants into a country illegally
- percentile ranking — the percentage of scores that a particular score is greater than
- perceptual mapping — the use of a graph or map in the development of a new product, in which the proximity of consumers' images of the new product to those of an ideal product provide an indication of the new product's likely success
- percussion flaking — a method of forming a flint tool by striking flakes from a stone core with another stone or a piece of bone or wood.
- phantasmagorically — having a fantastic or deceptive appearance, as something in a dream or created by the imagination.
- plenary indulgence — a remission of the total temporal punishment that is still due to sin after absolution. Compare indulgence (def 6).
- pontifical college — the chief body of priests in ancient Rome.
- pragmatic sanction — any one of various imperial decrees with the effect of fundamental law.
- principal argument — the radian measure of the argument between −π and π of a complex number. Compare argument (def 8c).
- principal diagonal — a diagonal line or plane.
- procrustean string — (programming) A fixed-length string. If a string value is too long for the allocated space, it is truncated to fit; and if it is shorter, the empty space is padded, usually with space characters. This is an allusion to Procrustes, a legendary robber of ancient Attica. He bound his victims to a bed, and if they were shorter than the bed, he stretched their limbs until they would fit; if their limbs were longer, he lopped them off.
- production manager — a supervisor of the budget, crew and other details in the production of a film or play
- promotion campaign — a campaign designed to encourage the sale of (a product) by advertising or securing financial support
- propaganda machine — the group of people, publications, etc, such as of a government, country etc, responsible for the organized dissemination of information, allegations, etc, to assist or damage the cause of a government, movement, etc
- publicity campaign — an effort to convey information to the public
- publishing company — a firm which publishes books
- purchasing officer — the member of staff in an organization who is responsible for buying goods or products
- racial segregation — social policy: separation of races
- radio range beacon — a radio transmitter that utilizes two or more directional antennas and transmits signals differing with direction, permitting a flier receiving a signal to determine his or her approximate bearing from the transmitter without a radio compass.
- radioactive dating — any method of determining the age of earth materials or objects of organic origin based on measurement of either short-lived radioactive elements or the amount of a long-lived radioactive element plus its decay product.
- radiocarbon dating — the determination of the age of objects of organic origin by measurement of the radioactivity of their carbon content.
- radiometric dating — any method of determining the age of earth materials or objects of organic origin based on measurement of either short-lived radioactive elements or the amount of a long-lived radioactive element plus its decay product.
- rain cats and dogs — water that is condensed from the aqueous vapor in the atmosphere and falls to earth in drops more than 1/50 inch (0.5 mm) in diameter. Compare drizzle (def 6).
- reciprocating pump — A reciprocating pump is a pump which uses a backward and forward movement to move a fluid.
- recruitment agency — company that places job candidates
- reduction strategy — (theory) An algorithm for deciding which redex(es) to reduce next. Different strategies have different termination properties in the presence of recursive functions or values. See string reduction, normal order reduction, applicative order reduction, parallel reduction
- registered company — a company which has officially registered its business