18-letter words containing c, a, o
- sperry corporation — (company) The company which merged with the Burroughs Corporation to form Unisys Corporation. Divisions included Sperry Univac, Sperry Flight Systems, and others. Some of these were sold off after the merger.
- spherical geometry — the branch of geometry that deals with figures on spherical surfaces.
- spotted flycatcher — a European woodland songbird, Muscicapa striata, with a greyish-brown streaked plumage: family Muscicapidae (Old World flycatchers)
- st. andrew's cross — a low evergreen shrub, Ascyrum hypericoides, native to temperate and subtropical America, having flowers in clusters of three: often cultivated.
- stand confessed as — to be revealed or admitted as
- standing committee — a permanent committee, as of a legislature, society, etc., intended to consider all matters pertaining to a designated subject.
- state of emergency — If a government or other authority declares a state of emergency in an area, it introduces special measures such as increased powers for the police or army, usually because of civil disorder or because of a natural disaster such as an earthquake.
- statement of claim — law: first pleading
- statements of case — the formal written statements presented alternately by the plaintiff and defendant in a lawsuit setting out the respective matters relied upon
- stationary bicycle — an exercise bike
- statutory sick pay — the pay an employee is legally entitled to when sick
- stepping-off place — jumping-off place (def 2).
- stinking chamomile — mayweed.
- stoichiometrically — of or relating to stoichiometry.
- stokely carmichael — Hoagland Howard [hohg-luh nd] /ˈhoʊg lənd/ (Show IPA), ("Hoagy") 1899–1981, U.S. songwriter and musician.
- stomach sweetbread — sweetbread (def 1).
- store launch event — A store launch event is a special event, which publicizes the opening of a new store and at which discounts and free samples may be offered.
- strathclyde region — a former local government region in W Scotland: formed in 1975 from Glasgow, Renfrewshire, Lanarkshire, Buteshire, Dunbartonshire, and parts of Argyllshire, Ayrshire, and Stirlingshire; replaced in 1996 by the council areas of Glasgow, Renfrewshire, East Renfrewshire, Inverclyde, North Lanarkshire, South Lanarkshire, Argyll and Bute, East Dunbartonshire, West Dunbartonshire, North Ayrshire, South Ayrshire, and East Ayrshire
- strong interaction — the interaction between gluons and between gluons and quarks that is responsible for the strong force.
- structural formula — a chemical formula showing the linkage of the atoms in a molecule diagrammatically, as H–O–H.
- structural geology — the branch of geology dealing with the structure and distribution of the rocks that make up the crust of the earth. Also called tectonics. Compare structure (def 7a).
- sub-classification — to arrange in subclasses.
- subatomic particle — physics:
- subordinate clause — a clause that modifies the principal clause or some part of it or that serves a noun function in the principal clause, as when she arrived in the sentence I was there when she arrived or that she has arrived in the sentence I doubt that she has arrived.
- subsidiary company — a company whose controlling interest is owned by another company.
- summary proceeding — a mode of trial authorized by statute to be held before a judge without the usual full hearing.
- super royal octavo — a book size, 63⁄4 by 101⁄4 inches
- superior vena cava — See under vena cava.
- supporting actress — an actress playing a supporting role
- surface-to-surface — (of a missile, message, etc.) capable of traveling from a base on the surface of the earth to a target also on the surface.
- surveyor's compass — an instrument used by surveyors for measuring azimuths.
- symphony orchestra — a large orchestra composed of wind, string, and percussion instruments and organized to perform symphonic compositions.
- systematic phoneme — a phonological unit in generative phonology representing an underlying form that takes into account the relationship between phonological patterns and morphological variation, as the unit underlying the second vowel in both derive and derivative.
- take cognizance of — note, acknowledge
- take one's chances — to accept the uncertain outcome as of a course of action
- take out insurance — take out insurance against something
- tale of two cities — a historical novel (1859) by Dickens.
- talent competition — a contest in which people compete by showcasing their talents, for example in singing, dancing, acrobatics, etc
- task control block — (architecture) An MVS control block used to communicate information about tasks within an address space that are connected to an MVS subsystem such as MQSeries for MVS/ESA or CICS.
- teacher evaluation — the process of vetting teachers to maintain teaching standards
- technical knockout — the termination of a bout by the referee when it is the judgment of the attending physician, a boxer's seconds, or the referee that a boxer cannot continue fighting without sustaining severe or disabling injury. Abbreviation: TKO, T.K.O.
- tectorial membrane — membrane in the inner ear that covers the organ of Corti
- tele-communication — Sometimes, telecommunication. (used with a singular verb) the transmission of information, as words, sounds, or images, usually over great distances, in the form of electromagnetic signals, as by telegraph, telephone, radio, or television.
- telecommunications — Sometimes, telecommunication. (used with a singular verb) the transmission of information, as words, sounds, or images, usually over great distances, in the form of electromagnetic signals, as by telegraph, telephone, radio, or television.
- telephone exchange — a telecommunications facility to which subscribers' telephones connect, that switches calls among subscribers or to other exchanges for further routing.
- television cabinet — a cabinet on which a television set is placed or in which it is encased
- television company — a company that broadcasts programmes by television
- tender loving care — considerate and kindly care, as of someone who is ill, upset, etc
- tertiary education — education, following secondary education at a school, at a college or university
- tetrachloromethane — carbon tetrachloride.