13-letter words containing a, u, s, o
- 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
- daguerrotypes — Plural form of daguerrotype, a misspelling of daguerreotype.
- dangerousness — full of danger or risk; causing danger; perilous; risky; hazardous; unsafe.
- danseur noble — a male dancer suited for certain heroic, or noble, roles by virtue of his exceptional grace, technique, and strength
- death tourist — a seriously ill person who seeks to terminate his or her own life by travelling to a country where medically assisted suicide is legal
- denaturations — Plural form of denaturation.
- dendrophagous — feeding on the wood of trees, as certain insects.
- dentosurgical — relating to or used in both dentistry and surgery
- denunciations — Plural form of denunciation.
- destructional — of or pertaining to destruction
- desublimation — (physics) deposition (transformation of gas into solid without an intermediate liquid phase).
- desulfuration — to desulfurize.
- deuteragonist — (in ancient Greek drama) the character next in importance to the protagonist, esp the antagonist
- dialypetalous — (of flowers) having distinct petals
- diathermanous — the property of transmitting heat as electromagnetic radiation.
- dichlamydeous — (of a flower) having a corolla and calyx
- dijon mustard — a medium-hot mustard, originally made in Dijon.
- diplobacillus — a double bacillus; two bacilli linked end to end.
- disaccustomed — Simple past tense and past participle of disaccustom.
- disambiguator — Anything that serves to disambiguate.
- disceptatious — disputable
- discount card — a card that entitles the holder to buy goods from a seller at a discount