23-letter words containing c, o, m, u, n, a
- 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
- 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.
- probabilistic automaton — nondeterministic automaton
- professional misconduct — a violation of the rules or boundaries set by the governing body of a profession
- 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
- 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.
- 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.
- 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.
- structural unemployment — unemployment caused by basic changes in the overall economy, as in demographics, technology, or industrial organization.
- system control language — (language) (SCL) The command language for the VME/B operating system on the ICL2900. SCL was block structured and supported strings, lists of strings ("superstrings"), integer, Boolean, and array types. You could trigger a block whenever a condition on a variable value occured. It supported macros and default arguments. Commands were treated like procedure calls.
- thompson submachine gun — a portable, .45-caliber, automatic weapon designed to be fired from the shoulder or hip.
- to call someone's bluff — If you call someone's bluff, you tell them to do what they have been threatening to do, because you are sure that they will not really do it.
- 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.
- trellis code modulation — (TCM) A modulation technique with hardware error detection and correction.
- uniform commercial code — a codification of commercial laws designed to provide uniformity among the states
- volumetric displacement — the volume of air per revolution that passes through a mechanical pump when the pressure at the intake and the exhaust is the same as that of the atmosphere
- weak accumulation point — accumulation point.
- you can't go home again — a novel (1940) by Thomas Wolfe.