13-letter words containing a, s, t, u, c
- at a discount — below the regular price
- atroceruleous — a deep blue-black color.
- atrociousness — The state of being atrocious.
- auction house — a commercial company that specializes in selling items at auction
- audiocassette — a cassette containing audiotape
- auguste comte — (Isidore) Auguste (Marie François) [ee-zee-dawr oh-gyst ma-ree frahn-swa] /i ziˈdɔr oʊˈgüst maˈri frɑ̃ˈswa/ (Show IPA), 1798–1857, French founder of the philosophical system of positivism.
- austroasiatic — a family of languages spoken in SE Asia and the landsaround the Bay of Bengal and consisting principally of Vietnamese, Khmer, Mon, Khasi, Nicobarese, and the Munda languages.
- authenticates — Third-person singular simple present indicative form of authenticate.
- auto-destruct — self-destruct.
- autocatalyses — Third-person singular simple present indicative form of autocatalyse.
- autocatalysis — the catalysis of a reaction in which the catalyst is one of the products of the reaction
- autocatharsis — a therapeutic process designed to free unconscious disturbances by having the patient write about his or her experiences, impressions, etc.
- autocephalous — (of an Eastern Christian Church) governed by its own national synods and appointing its own patriarchs or prelates
- autochthonous — (of rocks, deposits, etc) found where they and their constituents were formed
- autodidactism — Alternative form of autodidacticism.
- autoeroticism — the arousal and use of one's own body as a sexual object, as through masturbation
- automechanism — an automatic mechanical system or component, especially a device that operates automatically under predetermined conditions.
- autorickshaws — Plural form of autorickshaw.
- autoschediasm — anything done with little forethought or preparation
- autoschediaze — to do or act with little forethought or preparation
- autotoxicosis — autointoxication.
- autumn crocus — a liliaceous plant, Colchicum autumnale, of Europe and N Africa having pink or purplish autumn flowers
- band spectrum — a spectrum consisting of a number of bands of closely spaced lines that are associated with emission or absorption of radiation by molecules
- bank discount — interest on a loan deducted from the principal amount when the loan is made and based on the loan's face value
- barcoo salute — a movement of the hand to brush flies away from the face
- barrel cactus — any of several large, cylindrical, ribbed, spiny cacti of the genera Echinocactus and Ferocactus.
- basket clause — an all-inclusive or comprehensive clause in a contract
- battlecruiser — A large warship of a type built in the early 20th century, carrying similar armament to a battleship but faster and more lightly armored.
- beacon status — a ranking awarded by the government to an organization, rendering it eligible for extra funding, and aimed at encouraging organizations to share good practice with each other
- biculturalism — the characteristics, or policy, of a two-cultured society
- biscuit bread — biscuits or a biscuit: I like biscuit bread more than corn bread for supper.
- black mustard — a Eurasian plant, Brassica (or Sinapsis) nigra, with clusters of yellow flowers and pungent seeds from which the condiment mustard is made: family Brassicaceae (crucifers)
- black studies — a program of studies in black history and culture offered by a school or college, often including Afro-American history and black literature.
- blast furnace — A blast furnace is a large structure in which iron ore is heated under pressure so that it melts and the pure iron metal separates out and can be collected.
- bouncy castle — A bouncy castle is a large object filled with air, often in the shape of a castle, which children play on at a fairground or other outdoor event.
- brachypterous — having very short or incompletely developed wings
- buck sergeant — a newly promoted sergeant
- buckeye state — Ohio (used as a nickname).
- bureaucratese — wordy, jargon-filled, overcomplicated language considered typical of bureaucrats
- bureaucratism — an official of a bureaucracy.
- bureaucratist — a believer in bureaucracy
- buster collar — a round collar, similar to a lampshade in shape, that is fitted round the neck of an animal or bird, for example to prevent it removing or interfering with a dressing or other treatment
- butcher's saw — a type of hacksaw used especially by butchers for cutting through meat and bones.
- cactus dahlia — a double-flowered variety of dahlia
- cafe curtains — short, straight curtains, esp. for covering the lower part of a window, hung from a rod by means of sliding rings
- calf's tongue — a molding having pendent, tonguelike members in relief against a flat or molded surface.
- call it quits — to agree to end a dispute, contest, etc, agreeing that honours are even
- callistus iii — (Alfonso de Borja; Alfonso Borgia) 1378–1458, Spanish ecclesiastic: pope 1455–58.
- cantus firmus — an existing melody used as the basis for a new polyphonic composition
- capitulations — Plural form of capitulation.