12-letter words containing a, o, r, t, s
- broadcasting — Broadcasting is the making and sending out of television and radio programmes.
- brontosaurus — any very large herbivorous quadrupedal dinosaur of the genus Apatosaurus, common in North America during Jurassic times, having a long neck and long tail: suborder Sauropoda (sauropods)
- bunco artist — a confidence trickster or con artist
- burro's tail — a succulent Mexican plant, Sedum morganianum, of the stonecrop family, bearing small, rose-colored flowers and long, hanging, nearly cylindrical stems with closely packed whitish-green leaves.
- bypass ratio — the ratio of the amount of air that bypasses the combustion chambers of an aircraft gas turbine to that passing through them
- cabot strait — a channel in Canada, connecting the Gulf of St. Lawrence with the Atlantic Ocean. 68 miles (109 km) wide.
- calibrations — Plural form of calibration.
- call to arms — a command to report for active military duty.
- calorimeters — Plural form of calorimeter.
- calumniators — Plural form of calumniator.
- caméra stylo — the use of the camera as a means of personal expression, esp as practised by some directors of the New Wave
- cantankerous — Someone who is cantankerous is always finding things to argue or complain about.
- carbocations — Plural form of carbocation.
- carbon steel — steel whose characteristics are determined by the amount of carbon it contains
- carbonatites — Plural form of carbonatite.
- cardiologist — A cardiologist is a doctor who specializes in the heart and its diseases.
- carol stream — a town in NE Illinois.
- cartoonishly — in a cartoonish manner
- case history — A person's case history is the record of past events or problems that have affected them, especially their medical history.
- castor sugar — finely ground or powdered sugar.
- cataphoreses — Plural form of cataphoresis.
- cataphoresis — electrophoresis
- catastrophal — (rare) Catastrophic.
- catastrophes — Plural form of catastrophe.
- catastrophic — Something that is catastrophic involves or causes a sudden terrible disaster.
- categorising — to arrange in categories or classes; classify.
- cater-cousin — a close friend
- cathode rays — a stream of electrons emitted from the surface of a cathode in a valve
- cattleperson — Someone who works with, or rears cattle.
- caught short — having a sudden need to urinate or defecate
- celebrations — Plural form of celebration.
- centerboards — Plural form of centerboard.
- centimorgans — Plural form of centimorgan.
- ceratopsians — Plural form of ceratopsian.
- cerebrations — Plural form of cerebration.
- ceroplastics — the art of wax modelling
- chaetiferous — having bristles
- chaos theory — a theory, applied in various branches of science, that apparently random phenomena have underlying order
- chapter stop — any of several markers placed at intervals on a DVD film, enabling the viewer to find and select particular scenes
- chapterhouse — the building attached to a cathedral, collegiate church, or religious house in which the chapter meets
- charity shop — A charity shop is a shop that sells used goods cheaply and gives its profits to a charity.
- charity toss — a free shot given as a penalty for a foul
- charterhouse — a Carthusian monastery
- chatterboxes — Plural form of chatterbox.
- chiropterans — Plural form of chiropteran.
- chloroplasts — Plural form of chloroplast.
- chocolatiers — Plural form of chocolatier.
- choirmasters — Plural form of choirmaster.
- chondroblast — a type of cell that develops into a chondrocyte or cartilage cell
- chondrostian — relating to the class Chondrostei of fish with fin rays