23-letter words containing h, c, a, i, n

particulate inheritance — the inheritance of discrete characters via genes that are independently expressed without the blending of characters from one generation to the next.
pentachloronitrobenzene — a crystalline compound, C 6 Cl 5 NO 2 , used as an herbicide and insecticide. Abbreviation: PCNB.
pharmaceuticals company — a company specialising in developing and marketing pharmaceuticals
photoelectric magnitude — the magnitude of a star determined using a photometer plus a filter to select light or other radiation of the desired wavelength
phyletic classification — classification of organisms based on their assumed evolutionary histories and relationships.
physiological phonetics — the branch of phonetics that deals with the motive processes, anatomical measurements, spirometric properties, muscle and membrane tone, and kinetic aspects of the production of speech and with related aspects of the reception of speech.
pithecanthropus erectus — Java man
precipitation hardening — a process in which alloys are strengthened by the formation, in their lattice, of a fine dispersion of one component when the metal is quenched from a high temperature and aged at an intermediate temperature
private branch exchange — (communications) (PBX) A telephone exchange local to a particular organisation who use, rather than provide, telephone services. The earliest PBXs were manual (Private Manual Branch EXchange, PMBX) but are now more likely to be automatic (Private Automatic Branch eXchange).
process hazard analysis — Process hazard analysis is calculating what might be a hazard in a process, how likely it is to happen, and what should be done if someone or something is exposed to this hazard.
psychomotor retardation — a generalized slowing of psychological and physical activity, frequently occurring as a symptom of severe depression.
queen charlotte islands — a group of about 150 islands off the W coast of Canada: part of British Columbia. Pop: about 6000 (latest est). Area: 9596 sq km (3705 sq miles)
quota share reinsurance — Quota share reinsurance is a form of reinsurance in which the reinsurer accepts a certain percentage of all or certain parts of the business of the reinsured person or company.
radial drilling machine — a machine in which the drilling head is mounted to slide along a radial arm which can be rotated, raised, or lowered on a vertical mast to adjust the position of the drill above the workpiece
right circular cylinder — a cylinder generated by the revolution of a rectangle about one of its sides.
right, left, and centre — on all sides; from every direction
russian orthodox church — the national Church of Russia, constituting a branch of the Eastern Church, presided over by the Patriarch of Moscow
saddle block anesthesia — a form of spinal anesthesia that produces loss of sensation in the buttocks, perineum, and inner thighs.
saint christopher-nevis — St. Kitts-Nevis.
schizotypal personality — a personality disorder characterized by a group of symptoms similar to but less severe than schizophrenia, as odd behavior, peculiar thinking, and social isolation.
school (crossing) guard — a person, either an adult or an older student, whose duty it is to help children cross streets near schools safely
scottish national party — a political party advocating the independence of Scotland, founded in 1934
securities exchange act — a law passed in 1934 establishing the SEC.
self extracting archive — (file format) (SEA) An archive format used on the Apple Macintosh. Double-clicking a file of this type should extract its contents.
sheltered accommodation — housing specially designed to provide a safe environment for the elderly, handicapped, or disabled, often with some shared facilities and a caretaker
site catchment analysis — the examination by survey, excavation, maps, and graphs of a contained area to evaluate the productivity of the resources customarily exploited by the inhabitants of a settlement, especially a prehistoric one.
slip between the cracks — to break without complete separation of parts; become fissured: The plate cracked when I dropped it, but it was still usable.
smash someone's face in — to beat someone severely
take sthing on the chin — If you say that someone took something on the chin, you mean that they accepted an unpleasant or difficult situation bravely and without making a lot of fuss about it.
the data protection act — a United Kingdom act of parliament designed to ensure the proper handling of information stored about individuals on computers and entitling individuals to find out what information is stored about them
the library of congress — the official library of the United States in Washington, DC. It houses extensive collections in all subject areas and formats, important historical documents, and is also a depository for copyrighted materials.
the metropolitan police — the police organization that is responsible for Greater London, excluding the City of London
the scottish parliament — the devolved national legislature of Scotland, located in Edinburgh
the teaching profession — the profession of a teacher
the yachting fraternity — the social circle of well-off people who sail yachts
thompson submachine gun — a portable, .45-caliber, automatic weapon designed to be fired from the shoulder or hip.
to rise to the occasion — If you say that someone rose to the occasion, you mean that they did what was necessary to successfully overcome a difficult situation.
to stick in your throat — If something sticks in your throat, you find it unacceptable.
to wipe the slate clean — If you wipe the slate clean, you decide to forget previous mistakes, failures, or debts and to start again.
track and field athlete — a sportsperson who participates in events that involve running, sprinting, throwing, jumping and walking
traffic-light labelling — a system of food labelling in which red, amber, and green symbols are used to indicate whether the food contains high, medium, or low amounts of sugar, fat, salt, etc
transfer characteristic — the relationship between output and input of an electronic or electromechanical system, esp as depicted graphically
trigonal trisoctahedron — a trisoctahedron whose faces are triangles.
unconditional discharge — the release of a defendant without having to spend time on parole or probation
under the circumstances — a condition, detail, part, or attribute, with respect to time, place, manner,agent, etc., that accompanies, determines, or modifies a fact or event; a modifying or influencing factor: Do not judge his behavior without considering every circumstance.
united church of canada — the largest Protestant denomination in Canada, formed in the 1920s by incorporating some Presbyterians and most Methodists
universal character set — (character, standard) (UCS, ISO/IEC 10646) A 1993 ISO and IEC standard character set, also known as "Universal Multiple-Octet Coded Character Set". UCS comes in a 16-bit variant called UCS-2 and a 32-bit variant called UCS-4, which is composed of 16-bit UCS-2 "planes". So far only one 16-bit plane has been defined, which is known as the Basic Multilingual Plane. The implementation of UCS is still in its infancy, though some moves, such as the Java language defining a character to be 16 bits, are suggestive.
ventricular tachycardia — a cardiac arrhythmia in which the muscles of the ventricles contract irregularly in a rapid, uncoordinated manner, impairing the normal pumping of blood.
vestibulocochlear nerve — either one of the eight pairs of cranial nerves that supply the cochlea and semicircular canals of the internal ear and contribute to the sense of hearing
viscount horatio nelson — Viscount Horatio, 1758–1805, British admiral.

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