23-letter words containing a, c, i, n, o, u
- percentage distribution — a frequency distribution is which individual frequencies are shown as a percentage of the total frequencies
- peroxymonosulfuric acid — persulfuric acid (def 1).
- 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
- pithecanthropus erectus — Java man
- plain old documentation — (text) (pod, occasionally "POD") A simple markup language used to embed documentation, literate programming-style, in Perl programs. Pod readers and converters are part of the standard Perl distribution and the documentation provided with Perl is all in pod format.
- precautionary principle — the precept that an action should not be taken if the consequences are uncertain and potentially dangerous
- price escalation clause — a clause in a contract allowing the seller to raise prices if the cost of inputs increases
- probabilistic automaton — nondeterministic automaton
- product differentiation — the real or illusory distinction between competing products in a market
- productivity bargaining — the process of reaching an agreement (productivity agreement) through collective bargaining whereby the employees of an organization agree to changes which are intended to improve productivity in return for an increase in pay or other benefits
- professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
- profit and loss account — income account (def 2).
- publicly-quoted company — a company whose shares are traded on a stock exchange
- puerto rican royal palm — a feather palm, Roystonea borinquena, of Puerto Rico and St. Croix, having leaves about 10 feet (3 meters) long and egg-shaped, yellowish-brown fruit.
- quantum electrodynamics — the quantum field theory that deals with the electromagnetic field and its interaction with electrons and positrons. Abbreviation: QED.
- quantum flavourdynamics — a gauge theory of the electromagnetic and weak interactions
- quay financial software — CSK Software
- 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.
- rectangular coordinates — Usually, rectangular coordinates. either of two Cartesian coordinates in which the axes meet at right angles.
- rocky mountain beeplant — a rank-smelling plant, Cleome serrulata, of the caper family, native to the western U.S., having showy, dense clusters of pink or white flowers, frequented by bees.
- russian orthodox church — the national Church of Russia, constituting a branch of the Eastern Church, presided over by the Patriarch of Moscow
- school (crossing) guard — a person, either an adult or an older student, whose duty it is to help children cross streets near schools safely
- security association id — (networking) (SAID) A 32-bit field added to packet headers for encryption and authentication in the proposed Internet Protocol Version 6.
- social education centre — a daycentre, run by a local authority, for people with learning disabilities and sometimes also for people who have physical disabilities or are mentally ill
- social insurance number — a nine-digit number used by the federal government to identify a citizen
- social security payment — a payment of social security made to an individual
- squamous cell carcinoma — a carcinoma that arises from squamous epithelium in the skin and sometimes in the mucous membranes.
- state-trading countries — countries whose export and import trading is government controlled
- stream of consciousness — unpunctuated prose
- stream-of-consciousness — of, relating to, or characterized by a manner of writing in which a character's thoughts or perceptions are presented as occurring in random form, without regard for logical sequences, syntactic structure, distinctions between various levels of reality, or the like: a stream-of-consciousness novel; a stream-of-consciousness technique.
- thompson submachine gun — a portable, .45-caliber, automatic weapon designed to be fired from the shoulder or hip.
- to jump to a conclusion — If you say that someone jumps to a conclusion, you are critical of them because they decide too quickly that something is true, when they do not know all the facts.
- to make your skin crawl — If something makes your skin crawl or makes your flesh crawl, it makes you feel shocked or disgusted.
- to stick in your throat — If something sticks in your throat, you find it unacceptable.
- topological equivalence — the property of two topological spaces such that there is a homeomorphism from one to the other.
- transcendental equation — an equation that involves transcendental functions.
- transcendental function — a function that is not an algebraic function.
- trellis code modulation — (TCM) A modulation technique with hardware error detection and correction.
- turn-and-bank indicator — bank-and-turn indicator.
- turn-and-slip indicator — bank-and-turn indicator.
- unconditional discharge — the release of a defendant without having to spend time on parole or probation
- unconstitutional strike — a stoppage of work which violates the dispute procedure agreed between the employer and the trade union or trade unions concerned
- uniform commercial code — a codification of commercial laws designed to provide uniformity among the states
- unincorporated business — a privately owned business, often owned by one person who has unlimited liability as the business is not legally registered as a company
- unipress software, inc. — (company) A developer and distributor of Unix software. They produce PC-UNIX connectivity software, development tools and applications and provide technical support and maintenance, porting services, training and consulting.
- united church of canada — the largest Protestant denomination in Canada, formed in the 1920s by incorporating some Presbyterians and most Methodists
- united states air force — the permanent or regular military air force of the United States, established in 1947 as a separate service under the authority of the Department of Defense: a branch of the U.S. Army before 1947. Abbreviation: USAF.
- urban conservation area — an urban area that is protected, preserved and carefully managed