12-letter words containing a, d, s, o, r
- biohazardous — a pathogen, especially one used in or produced by biological research.
- board school — (formerly) a school managed by a board elected by local ratepayers
- board shorts — shorts with longer legs, originally meant to protect a surfer's legs against the surfboard
- boardsailing — windsurfing
- body repairs — repairs to the bodywork of cars
- body scanner — a machine using X-rays and a computer, used in medicine to look for signs of disease, or in security operations to look for drugs, weapons, etc
- bog-standard — If you describe something as bog-standard you mean that is an ordinary example of its kind, with no exciting or interesting features.
- bond servant — a person who serves in bondage; slave.
- border state — a state adjacent to a border
- border taxes — taxes payable on goods taken across a border
- braggadocios — empty boasting; bragging.
- brassfounder — a person who makes things from brass
- broadcasting — Broadcasting is the making and sending out of television and radio programmes.
- cadaverously — In a cadaverous manner.
- camelopardus — a faint extensive constellation in the N hemisphere close to Ursa Major and Cassiopeia
- carbohydrase — a digestive enzyme that breaks down carbohydrates through hydrolysis
- cardiographs — Plural form of cardiograph.
- cardiologist — A cardiologist is a doctor who specializes in the heart and its diseases.
- carisoprodol — a crystalline, water-soluble powder, C 12 H 24 N 2 O 4 , used as a muscle relaxant.
- cathode rays — a stream of electrons emitted from the surface of a cathode in a valve
- cedrelaceous — resembling or having the characteristics of a citron fruit
- centerboards — Plural form of centerboard.
- cheese board — A cheese board is a board from which cheese is served at a meal.
- cheeseboards — Plural form of cheeseboard.
- chondroblast — a type of cell that develops into a chondrocyte or cartilage cell
- chondrostian — relating to the class Chondrostei of fish with fin rays
- chorus pedal — an electronic device that creates the effect of more than one sound from a single source by combining a short delay with slight deviations in pitch
- chowderheads — Plural form of chowderhead.
- cladocarpous — pleurocarpous.
- cladosporium — any of the species of fungi in the genus Cladosporium
- closegrained — having a fine, compact grain or texture
- closet drama — drama suitable for reading rather than performing
- code-sharing — a commercial agreement between two airlines that allows passengers to use a ticket from one airline to travel on another
- cold storage — If something such as food is put in cold storage, it is kept in an artificially-cooled place in order to preserve it.
- comes around — to approach or move toward a particular person or place: Come here. Don't come any closer!
- commanderies — the office or rank of a commander.
- commiserated — Simple past tense and past participle of commiserate.
- compass card — a compass in the form of a card that rotates so that "0°" or "North" points to magnetic north
- concordances — Plural form of concordance.
- confederates — Plural form of confederate.
- conquistador — The conquistadors were the sixteenth-century Spanish conquerors of Central and South America.
- considerable — Considerable means great in amount or degree.
- considerably — to a noteworthy or marked extent; much; noticeably; substantially; amply.
- considerance — consideration
- considerated — Simple past tense and past participle of considerate.
- consolidator — a person or thing that consolidates
- consternated — to dismay, confuse, or terrify.
- contradances — Plural form of contradance.
- coordinators — Plural form of coordinator.
- cordialities — cordial quality or feeling.