10-letter words containing o, a, s, t
- chalkstone — tophus
- charleston — The Charleston is a lively dance that was popular in the 1920s.
- charlottes — Plural form of charlotte.
- charthouse — the compartment on a ship or boat where charts are kept
- cheap shot — A cheap shot is a comment someone makes which you think is unfair or unkind.
- chemonasty — the nastic movement of a plant in response to a chemical stimulus
- chemostats — Plural form of chemostat.
- chemotaxis — the movement of a microorganism or cell in response to a chemical stimulus
- chocolates — Plural form of chocolate.
- choirstall — one of the benches for the choir of a church, cathedral, etc
- chromatics — the science of colour
- chromatids — Plural form of chromatid.
- chromatins — Plural form of chromatin.
- chromatism — chromatic aberration
- cismontane — on this (the writer's or speaker's) side of the mountains, esp the Alps
- cistaceous — of, relating to, or belonging to the Cistaceae, a family of shrubby or herbaceous plants that includes the rockroses
- citronalis — lemon verbena.
- clay stone — argillite.
- claystones — argillite.
- clearstory — clerestory
- clinostats — Plural form of clinostat.
- clistocarp — cleistothecium.
- clostridia — Plural form of clostridium.
- cloth ears — a deaf person
- cnidoblast — any of the cells of a coelenterate that contain nematocysts
- coadjutors — Plural form of coadjutor.
- coagulants — Plural form of coagulant.
- coagulates — Third-person singular simple present indicative form of coagulate.
- coalescent — to grow together or into one body: The two lakes coalesced into one.
- coalitions — Plural form of coalition.
- coalmaster — the owner of a colliery
- coasterize — to ruin (a CD), esp while attempting to burn music, etc on to it, thus rendering it useful only as a drinks coaster
- coastguard — A coastguard is an official who watches the sea near a coast in order to get help for sailors when they need it and to stop illegal activities.
- coastlands — Plural form of coastland.
- coastlines — Plural form of coastline.
- coastwards — in the direction of the coast
- coat dress — a lightweight button-through garment that can be worn either as a dress or as a coat
- coat-tails — Coat-tails are the two long pieces at the back of a tailcoat.
- coatsworth — Elizabeth, 1893–1986, U.S. writer, especially of children's books.
- cocatalyst — a substance that acts in tandem with another as a catalyst
- cockatiels — Plural form of cockatiel.
- cockteaser — a girl or woman who purposely excites or arouses a male sexually but then refuses to have intercourse.
- coetaneous — of the same age or period
- cold start — the reloading of a program or operating system
- cold sweat — If you are in a cold sweat, you are sweating and feel cold, usually because you are very afraid or nervous.
- coldstream — a town in SE Scotland, in Scottish Borders on the English border: the Coldstream Guards were formed here (1660). Pop: 1813 (2001)
- collarstud — a stud that is used to attach a removable collar to a shirt
- collations — Plural form of collation.
- collimates — Third-person singular simple present indicative form of collimate.
- colloblast — one of the cells covered with sticky granules on the tentacles of a ctenophore, which aid in capturing prey.