18-letter words containing c, l, o, a, m
- circulatory system — the system concerned with the transport of blood and lymph, consisting of the heart, blood vessels, lymph vessels, etc
- circumnavigational — Relating to circumnavigation.
- citizen journalism — the involvement of non-professionals in reporting news, esp in blogs and other websites
- clobbering machine — pressure to conform with accepted standards
- coffee-table music — unadventurous music
- collision diameter — the distance between the centers of two colliding molecules when at their closest point of approach.
- colour commentator — a sports celebrity who works as part of a commentary team
- colour temperature — the temperature of a black-body radiator at which it would emit radiation of the same chromaticity as the light under consideration
- commedia dell'arte — a form of popular comedy developed in Italy during the 16th to 18th centuries, with stock characters such as Punchinello, Harlequin, and Columbine, in situations improvised from a plot outline
- commendation medal — a U.S. military decoration awarded for meritorious achievement or service
- commercial attache — an attaché in an embassy or legation representing the commercial interests of his or her country.
- commercial college — a college providing tuition in commercial skills, such as shorthand and book-keeping
- commercial vehicle — a vehicle for carrying goods or (less commonly) passengers
- committed facility — an agreement by a bank to provide a customer with funds up to a specified limit at a specified rate of interest
- common-law husband — a man considered to be a woman's husband after the couple have cohabited for several years
- commonwealth games — an event held every four years in which sportspeople from the countries of the Commonwealth compete
- communication line — a line carrying communications
- community hospital — (in the US) a local hospital
- community language — a language spoken by members of a minority group or community within a majority language context
- companion planting — the cultivation of different types of plants in close proximity so as to benefit each other, as planting a deer-repellent plant in a flower garden.
- compartmentalizing — Present participle of compartmentalize.
- compassionlessness — The quality, state, or condition of being compassionless; uncompassion.
- complementarianism — The doctrine that genders in a society should have complementary roles.
- complementary base — either of the nucleotide bases linked by a hydrogen bond on opposite strands of DNA or double-stranded RNA: guanine is the complementary base of cytosine, and adenine is the complementary base of thymine in DNA and of uracil in RNA.
- complementary gene — one of a pair of genes, each from different loci, that together are required for the expression of a certain characteristic
- complexity measure — (algorithm) A quantity describing the complexity of a computation.
- compliance officer — a specialist, usually a lawyer, employed by a financial group operating in a variety of fields and for multiple clients to ensure that no conflict of interest arises and that all obligations and regulations are complied with
- conceptual realism — the doctrine that universals have real and independent existence.
- considered harmful — (programming, humour) A type of phrase based on the title of Edsger W. Dijkstra's famous note in the March 1968 Communications of the ACM, "Goto Statement Considered Harmful", which fired the first salvo in the structured programming wars. Amusingly, the ACM considered the resulting acrimony sufficiently harmful that it will (by policy) no longer print articles taking so assertive a position against a coding practice. In the ensuing decades, a large number of both serious papers and parodies bore titles of the form "X considered Y". The structured-programming wars eventually blew over with the realisation that both sides were wrong, but use of such titles has remained as a persistent minor in-joke.
- consolato del mare — a code of maritime law compiled in the Middle Ages: it drew upon ancient law and has influenced modern law.
- container terminal — a transport terminal that handles containerized cargo
- content data model — (standard, documentation, language) (CDM) An SGML-based specification for interactive maintenance manuals, developed by the Air Force Human Resourceas Laboratory (AFHRL) with assistance from RJO Enterprises, Incorporated. CDM models data hierachically and data are identified by their content structure with SGML mark-up used to identify information classes such as "system information", "functions", "tasks" and "steps".
- continental margin — the offshore zone, consisting of the continental shelf, slope, and rise, that separates the dry-land portion of a continent from the deep ocean floor.
- continental system — French system.
- cool as a cucumber — very calm; self-possessed
- counterculturalism — The counterculture movement or lifestyle.
- criminal profiling — the analysis of a person's psychological and behavioural characteristics, so as to assess whether they are likely to have committed a crime under investigation
- crystal microphone — a microphone that uses a piezoelectric crystal to convert sound energy into electrical energy
- cumulative scoring — a method of scoring in which the score of a partnership is taken as the sum of their scores on all hands played.
- customer relations — Customer relations are the relationships that a business has with its customers and the way in which it treats them.
- decompartmentalize — to remove excessive compartmentalization from (an organization)
- diaminofluorescein — (organic compound) A fluorescein into which two amino groups have been substituted.
- diamondback turtle — any edible North American terrapin of the genus Malaclemys, esp M. terrapin, occurring in brackish and tidal waters and having diamond-shaped markings on the shell: family Emydidae
- diplomatic service — diplomatic corps
- diplomatic shuttle — a series of diplomatic visits to other states made by an official, such as an ambassador or envoy
- domestic appliance — a machine used for household tasks, for example, a washing machine, refrigerator, etc.
- dominican republic — a republic in the West Indies, occupying the E part of the island of Hispaniola. 19,129 sq. mi. (49,545 sq. km). Capital: Santo Domingo.
- domremy-la-pucelle — a village in Lorraine, NE France, SW of Nancy: birthplace of Joan of Arc.
- double achievement — a representation of the arms of a husband beside those of his wife such that a difference of rank between them is shown.
- dramatic monologue — a poetic form in which a single character, addressing a silent auditor at a critical moment, reveals himself or herself and the dramatic situation.