13-letter words containing a, c, o, u, s
- costume drama — any theatrical production, film, television presentation, etc, in which the performers wear the costumes of a former age
- costume party — A costume party or costume ball is a party at which the guests try to look like famous people or people from history, from stories, or from particular professions.
- coulomb's law — the principle that the force of attraction or repulsion between two point electric charges is directly proportional to the product of the charges and inversely proportional to the square of the distance between them. A similar law holds for particles with mass
- count against — If something counts against you, it may cause you to be rejected or punished, or cause people to have a lower opinion of you.
- count towards — If something counts towards or counts toward an achievement or right, it is included as one of the things that give you the right to it.
- counter shaft — A counter shaft is a shaft that runs parallel to the main shaft in a gearbox, and carries the pinion wheels.
- counter staff — people who work behind the counter of a bank, post office, etc
- counterblasts — Plural form of counterblast.
- counterclaims — Plural form of counterclaim.
- counterscarps — Plural form of counterscarp.
- countershafts — Plural form of countershaft.
- counterstains — Plural form of counterstain.
- counterstream — a stream (of matter) which travels in the opposite direction
- court plaster — a plaster, composed of isinglass on silk, formerly used to cover superficial wounds
- courtesy call — a formal visit
- courtesy card — a privilege card
- cousin-german — the child of one's aunt or uncle
- crapulousness — The state or quality of being crapulous.
- crassulaceous — of, relating to, or belonging to the Crassulaceae, a family of herbaceous or shrubby flowering plants with fleshy succulent leaves, including the houseleeks and stonecrops
- crosscultural — Alternative spelling of cross-cultural.
- crustaceology — The branch of zoology dealing with crustaceans.
- cuckoo wrasse — a fish, Labrus mixtus
- cupid's arrow — one of the arrows that Cupid is supposed to fire from his bow, which cause the person struck to fall in love
- cushion plant — a type of low-growing plant having many closely spaced short upright shoots, typical of alpine and arctic habitats
- custodianship — the condition of being a custodian
- custom-tailor — to modify to fit a specific use or need; tailor-make.
- customariness — The state or quality of being customary.
- customer base — A business's customer base is all its regular customers, considered as a group.
- customer care — the work of looking after customers and ensuring their satisfaction with one's business and its goods or services
- customer data — Customer data is information held on file about customers by a store or other business, usually including names, contact details, and buying habits.
- customisation — Alternative spelling of customization.
- customization — to modify or build according to individual or personal specifications or preference: to customize an automobile.
- cut both ways — to have both good and bad effects
- cylindraceous — having a form similar to a cylinder
- dentosurgical — relating to or used in both dentistry and surgery
- denunciations — Plural form of denunciation.
- destructional — of or pertaining to destruction
- dichlamydeous — (of a flower) having a corolla and calyx
- diplobacillus — a double bacillus; two bacilli linked end to end.
- disaccustomed — Simple past tense and past participle of disaccustom.
- disceptatious — disputable
- discount card — a card that entitles the holder to buy goods from a seller at a discount
- discount rate — the rate of interest charged in discounting commercial paper.
- disfunctional — dysfunction.
- document case — a flat, portable case, often of leather, for carrying papers, documents etc.
- documentalist — a specialist in documentation; a person working strictly with information and record-keeping.
- documentaries — Plural form of documentary.
- documentarist — Movies, Television. a filmmaker, producer, etc., who specializes in documentaries.
- dolichosaurus — any of various extinct Cretaceous aquatic reptiles that had long necks and bodies and well-developed limbs
- doomsday cult — A doomsday cult is a religious cult whose members believe that the world is about to end.