10-letter words containing o, m, a, r
- bromegrass — any of various grasses of the genus Bromus, having small flower spikes in loose drooping clusters. Some species are used for hay
- brood mare — a mare kept for breeding purposes
- brook farm — an experimental communist community established by writers and scholars in West Roxbury, Massachusetts, from 1841 to 1847
- broomstaff — a broomstick
- bum around — If you bum around, you go from place to place without any particular destination, either for enjoyment or because you have nothing else to do.
- burma road — the route extending from Lashio in Burma (now Myanmar) to Chongqing in China, which was used by the Allies during World War II to supply military equipment to Chiang Kai-shek's forces in China
- caddisworm — the aquatic larva of a caddis fly, which constructs a protective case around itself made of silk, sand, stones, etc
- cafetorium — a room, usually in a school or other educational institution, which serves both as a cafeteria and an auditorium
- calceiform — shaped like a shoe or slipper
- calyciform — having the form of a calyx
- camcorders — Plural form of camcorder.
- camelopard — giraffe
- cameo ware — jasper ware with applied decoration of classical motifs, resembling a cameo
- cameration — vaulting
- camerawork — The camerawork in a film is the way it has been filmed, especially if the style is interesting or unusual in some way.
- camerlengo — a cardinal who acts as the pope's financial secretary and the papal treasurer
- camorrista — a member of a camorra
- camoufleur — a person who camouflages military equipment
- campground — A campground is the same as a campsite.
- camphorate — to apply, treat with, or impregnate with camphor
- cancriform — shaped like a crab
- cankerworm — the larva of either of two geometrid moths, Paleacrita vernata or Alsophila pometaria, which feed on and destroy fruit and shade trees in North America
- caporegime — the second in command to a capo; Mafia lieutenant.
- capsomeres — Plural form of capsomere.
- car bomber — someone who hides a bomb under or in a car
- carambolas — Plural form of carambola.
- carcinomas — Plural form of carcinoma.
- cardiogram — electrocardiogram
- cardiotomy — (surgery) The procedure of making an incision in the heart.
- carmagnole — a dance and song popular during the French Revolution
- carom ball — the ball struck by the cue ball in rebounding off the object ball. Compare object ball (def 1).
- carpostome — the opening in the cystocarp of certain red algae through which the spores are discharged.
- cartograms — Plural form of cartogram.
- cartomancy — the telling of fortunes with playing cards
- ceremonial — Something that is ceremonial relates to a ceremony or is used in a ceremony.
- chairwoman — The chairwoman of a meeting, committee, or organization is the woman in charge of it.
- chairwomen — Plural form of chairwoman.
- chamberpot — a vessel for urine, used in bedrooms
- changeroom — a room for use in changing one's clothes.
- charmonium — an elementary particle that contains an antiquark and a charm quark
- chart room — chart house.
- chimborazo — an extinct volcano in central Ecuador, in the Andes: the highest peak in Ecuador. Height: 6267 m (20 561 ft)
- chiromancy — palmistry
- chloralism — a medical condition created by prolonged use of chloral hydrate
- chloramine — an unstable colourless liquid with a pungent odour, made by the reaction of sodium hypochlorite and ammonia. Formula: NH2Cl
- chondromas — Plural form of chondroma.
- choriambus — choriamb.
- chroma key — an electronic special-effects system for combining a desired background with live foreground action.
- chromaffin — showing a brown colour when in the presence of chromic acid
- chromagens — Plural form of chromagen.