11-letter words containing o, r, m, a
- bokmakierie — a large yellow shrike, Telephorus zeylonus, of southern Africa, known for its melodious song
- bomb crater — the crater in the ground, pavement, etc, left in the aftermath of an explosion
- bombardment — A bombardment is a strong and continuous attack of gunfire or bombing.
- bonapartism — a political system resembling the rules of the Bonapartes, esp Napoleon I and Napoleon III: centralized government by a military dictator, who enjoys popular support given expression in plebiscites
- bond market — the market in which bonds are traded
- bone marrow — Bone marrow is the soft fatty substance inside human or animal bones.
- boomeranger — a young adult who returns to live with parents after a period of living away from home.
- boring clam — piddock
- bottom gear — the lowest gear of a car, lorry, etc
- boulder dam — Hoover Dam
- bram stoker — Bram [bram] /bræm/ (Show IPA), (Abraham Stoker) 1847–1912, British novelist, born in Ireland: creator of Dracula.
- branchiform — shaped like a gill.
- bread mould — a black saprotrophic zygomycete fungus, Rhizopus nigricans, occurring on decaying bread and vegetable matter
- bromic acid — a colourless unstable water-soluble liquid used as an oxidizing agent in the manufacture of dyes and pharmaceuticals. Formula: HBrO3
- bromouracil — a brominated derivative of uracil with antimetabolite properties
- broom board — baseboard (def 1).
- broomballer — a person who plays broomball
- burgomaster — the chief magistrate of a town in Austria, Belgium, Germany, or the Netherlands; mayor
- cabbageworm — any caterpillar that feeds on cabbages, esp that of the cabbage white
- caddis worm — the wormlike larva of the caddis fly that usually lives in fresh water in an elongated case made of twigs, grains of sand, etc. cemented together with silk that it secretes: commonly used as bait by anglers
- cafetoriums — Plural form of cafetorium.
- calathiform — cup-shaped; concave.
- calcariform — shaped like a calcar
- californium — a metallic transuranic element artificially produced from curium. Symbol: Cf; atomic no: 98; half-life of most stable isotope, 251Cf: 800 years (approx.)
- calorimeter — an apparatus for measuring amounts of heat, esp to find specific heat capacities, calorific values, etc
- calorimetry — measurement of the quantity of heat
- calumniator — to make false and malicious statements about; slander.
- camel corps — a brigade of infantry mounted on camels used by the British army in various campaigns
- camelopards — Plural form of camelopard.
- cameraphone — a mobile phone incorporating a camera
- camerawoman — a woman who operates a film or television camera
- camerawomen — Plural form of camerawoman.
- cameroonian — of, relating to, or characteristic of the Republic of Cameroon or its inhabitants
- camino real — a main road; highway.
- camp robber — Canada jay
- campaniform — shaped like a bell
- campesterol — (organic compound) A phytosterol, found in many vegetable oils, related to sitosterol.
- campgrounds — Plural form of campground.
- camphor ice — an ointment consisting of camphor, white wax, spermaceti, and castor oil, used to treat skin ailments, esp chapped skin
- camphor oil — a colorless liquid obtained from the wood of the camphor tree by distillation and separation from the solid camphor, used in varnish, soaps, and shoe polish, and in medicine chiefly as a rubefacient.
- camphorated — impregnated or combined with camphor
- camphorates — Plural form of camphorate.
- camphorweed — vinegarweed.
- camphorwood — The wood of Cinnamomum camphora, an evergreen tree whose leaves have a smell of camphor when crushed.
- canis major — a constellation in the S hemisphere close to Orion, containing Sirius, the brightest star in the sky
- canis minor — a small constellation in the N hemisphere close to Orion, containing the first magnitude star Procyon
- cankerworms — Plural form of cankerworm.
- canto fermo — a melody that is the basis to which other parts are added in polyphonic music
- capilliform — Having the form of a hair.
- caprolactam — a white crystalline cyclic imine used in the manufacture of nylon. Formula: C5H10NHCO