13-letter words containing t, a, s, i
- christmas box — a tip or present given at Christmas, esp to postmen, tradesmen, etc
- christmas day — Christmas Day is the 25th of December, when Christmas is celebrated.
- christmas eve — Christmas Eve is the 24th of December, the day before Christmas Day.
- christmastide — the festival season from Christmas to after New Year's Day.
- christmastime — the Christmas season, traditionally from Christmas Eve through New Year's Day or to Epiphany (Jan. 6)
- chromaticness — the attribute of colour that involves both hue and saturation
- chromatolysis — the dissolution of stained material, such as chromatin in injured cells
- chromesthesia — (neurology, psychology) sound-to-color synaesthesia.
- cigarette ash — the ash created by smoking a cigarette
- cinematheques — Plural form of cinematheque.
- circumspatial — Of or pertaining to the surrounding space.
- circumstanced — simple past tense and past participle of circumstance.
- circumstances — someone's financial situation
- circumstellar — surrounding, or revolving around, a star
- citizens band — a two-way radio service (Citizens Radio Service) licensed by the FCC to a U.S. citizen for short-distance personal or business communications between fixed or mobile stations. Abbreviation: CB.
- citrus canker — a disease of citrus trees caused by the bacterium Xanthomonas citri, characterized by spongy eruptions on leaves and fruit.
- city chambers — (in Scotland) the municipal building of a city; town hall
- city dionysia — (in ancient Athens) the chief festival in honor of Dionysus, celebrated in early spring and notable for the performance of dithyrambs, tragedies, comedies, and satyr plays.
- civil servant — A civil servant is a person who works in the Civil Service in Britain and some other countries, or for the local, state, or federal government in the United States.
- civilisations — Plural form of civilisation.
- civilizations — Plural form of civilization.
- cladistically — from a cladistic point of view
- clairsentient — Exhibiting or pertaining to clairsentience.
- clandestinely — characterized by, done in, or executed with secrecy or concealment, especially for purposes of subversion or deception; private or surreptitious: Their clandestine meetings went undiscovered for two years.
- clandestinity — secrecy; the quality of being clandestine
- clarinettists — Plural form of clarinettist.
- class society — a society in which class distinctions are influential
- clavichordist — Someone who plays the clavichord.
- clear-sighted — If you describe someone as clear-sighted, you admire them because they are able to understand situations well and to make sensible judgments and decisions about them.
- cleistogamous — having small, unopened, self-pollinating flowers, usually in addition to the showier flowers
- cleistothecia — (in certain ascomycetous fungi) a closed, globose ascocarp from which the ascospores are released only by its rupture or decay.
- cleptomaniacs — kleptomania.
- climatologist — A climatologist is someone who studies climates.
- clistocarpous — Mycology. having cleistothecia.
- cns stimulant — A CNS stimulant is any substance that stimulates the central nervous system.
- co-authorship — the state a coauthor
- coach station — A coach station is an area or a building which coaches leave from or arrive at on regular journeys.
- coadjutorship — the state of being a coadjutor
- coal industry — a branch of commercial enterprise concerned with the discovery and mining of coal
- coastal plain — a plain extending along a coast.
- coasting lead — a lead used in sounding depths of from 20 to 60 fathoms.
- cobaltiferous — containing cobalt
- coconspirator — a fellow conspirator
- collateralise — Alternative spelling of collateralize.
- colloquialist — a skilled speaker
- colonialistic — of or relating to colonialism
- colourisation — Alternative spelling of colorization.
- combativeness — The state of being combative.
- combinatorics — a branch of mathematics dealing with combinations and permutations
- commendations — the act of commending; recommendation; praise: commendation for a job well done.