18-letter words containing a, l, c, i, g, e
- molecular genetics — a subdivision of genetics concerned with the structure and function of genes at the molecular level.
- negative cash flow — the situation when income is less than payments
- 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.
- noninterchangeable — That cannot be interchanged with another.
- oath of allegiance — pledge to one's nation
- on delicate ground — in a situation requiring tact
- optical brightener — an additive that dyes and brightens fabric or paper
- oscillating engine — a steam engine having piston rods connected directly to the crankshaft and cylinders oscillating on trunnions.
- paleoclimatologist — the branch of paleogeography dealing with the study of paleoclimates.
- palmer archipelago — a group of islands in the South Atlantic Ocean, off the NW coast of the Antarctic Peninsula.
- parallel computing — parallel processing
- particular average — a loss at sea, as through accident or negligence, that is borne solely by the owner of the lost property. Abbreviation: P.A.
- 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.
- photochemical smog — air pollution containing ozone and other reactive chemical compounds formed by the action of sunlight on nitrogen oxides and hydrocarbons, especially those in automobile exhaust.
- physical geography — the branch of geography concerned with natural features and phenomena of the earth's surface, as landforms, drainage features, climates, soils, and vegetation.
- pig-tailed macaque — a forest-dwelling southeast Asian macaque, Macaca nemestrina, having a short, curled tail, colonized for animal behavior studies.
- 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.
- positively charged — having a positive charge
- principal argument — the radian measure of the argument between −π and π of a complex number. Compare argument (def 8c).
- racial segregation — social policy: separation of races
- reggio di calabria — a seaport in S Italy, on the Strait of Messina: almost totally destroyed by an earthquake 1908.
- replacement engine — an engine used to replace or substitute an older or broken engine (in a vehicle, etc)
- reprocessing plant — a plant where materials are treated in order to make them reusable
- resistance welding — welding utilizing pressure and heat that is generated in the pieces to be welded by resistance to an electric current.
- restraining circle — any of three circles on the floor of a basketball court used for jump balls: other players must remain outside the circle during a jump ball
- richard p. gabriel — Richard Gabriel
- rolling resistance — The rolling resistance of a wheel or ball is its resistance to movement caused by friction between it and the surface it is rolling on.
- sampling frequency — sample rate
- school-leaving age — the minimum age that children are legally allowed to leave school - in Britain and the United States, this is 16
- scripting language — a language that is used to write scripts, or executable sections of code that automate tasks.
- secondary diagonal — a diagonal line or plane.
- secretarial agency — a recruiting business which deals with jobs for secretaries
- self-deprecatingly — in a self-deprecating manner
- self-glorification — a glorified or more splendid form of something.
- self-gratification — the act of pleasing or satisfying oneself, especially the gratifying of one's own impulses, needs, or desires.
- self-incriminating — serving to incriminate oneself or to expose oneself to prosecution: self-incriminating testimony.
- self-tapping screw — a screw designed to tap its corresponding female thread as it is driven.
- significance level — (in the statistical test of a hypothesis) the maximum probability of a Type I error for all distributions consistent with the null hypothesis.
- sleeping policeman — a bump built across roads, esp in housing estates, to deter motorists from speeding
- social engineering — the application of the findings of social science to the solution of actual social problems.
- societal marketing — marketing that takes into account society's long-term welfare
- sociotechnological — of, relating to, or signifying the combination or interaction of social and technological factors.
- soft touch sealing — Soft touch sealing is a copolymer seal for a tank, with characteristics designed for softness, used instead of a metal seal to help avoid fire when sparks are generated.
- spectroheliography — the process of obtaining an image of the sun in light of a particular wavelength, such as calcium or hydrogen, showing the distribution of the element over the surface and in the solar atmosphere, using a spectroheliograph
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.