12-letter words containing a, t, o, m, r
- barquisimeto — a city in NW Venezuela. Pop: 1 009 000 (2005 est)
- bathochromic — denoting or relating to a shift to a longer wavelength in the absorption spectrum of a compound
- bioastronomy — the branch of biology which deals with the study or the discovery of life forms on other planets or in space
- biometrician — a person who is knowledgeable about biometry
- blabbermouth — a person who talks too much or indiscreetly
- bomb factory — a site or building in which terrorists illicitly and secretly create bombs
- boomer state — Oklahoma
- bottom break — a branch coming from the bottom of a plant stem, usually formed by pinching and disbudding.
- bottom grass — any grass that grows on bottoms or lowlands.
- bottom quark — a type of quark with a mass of c. 4.7 to 5.3 GeV/c2, a negative charge that is 1⁄3 the charge of an electron, zero charm, and zero strangeness
- brain tumour — a tumour that is situated in the brain
- brainstormer — a person who brainstorms
- bromoacetone — a colorless and highly toxic liquid, CH 2 BrCOCH 3 , used as a lachrymatory compound in tear gas and chemical warfare gas.
- bromomethane — methyl bromide.
- burnt almond — a sweet consisting of an almond enclosed in burnt sugar
- call to arms — a command to report for active military duty.
- calorimeters — Plural form of calorimeter.
- calorimetric — the measurement of heat.
- calumniators — Plural form of calumniator.
- calumniatory — of, involving, or using calumny; slanderous; defamatory.
- caméra stylo — the use of the camera as a means of personal expression, esp as practised by some directors of the New Wave
- camphor tree — a lauraceous evergreen E Asian tree, Cinnamomum camphora, whose aromatic wood yields camphor
- camphorating — Present participle of camphorate.
- carol stream — a town in NE Illinois.
- carpetmonger — a person who frequently visits women's boudoirs
- cathetometer — an instrument measuring minute height differences
- cathiodermie — a beauty treatment for the skin, which involves using electrotherapy
- centimorgans — Plural form of centimorgan.
- cephalometer — an instrument for positioning the human head for X-ray examination in cephalometry
- cephalometry — measurement of the dimensions of the human head by radiography: used mainly in orthodontics
- chamber tomb — a prehistoric tomb with a chamber inside it in which the body of an important person was laid to rest
- chapter room — a room for the use of the chapter of a religious institution
- chemotherapy — Chemotherapy is the treatment of disease using chemicals. It is often used in treating cancer.
- choirmasters — Plural form of choirmaster.
- chorusmaster — the conductor of a choir
- chrestomathy — a collection of literary passages, used in the study of language
- chromaticism — the use of chromatic tones.
- chromaticity — the quality of a colour or light with reference to its purity and its dominant wavelength
- chromatogram — a column or strip of material containing constituents of a mixture separated by chromatography
- chromatology — chromatics.
- chromatophil — Also, chromatophilic, chromatophilous [kroh-muh-tof-uh-luh s] /ˌkroʊ məˈtɒf ə ləs/ (Show IPA). chromophil (def 1).
- chromatopsia — an irregularity in the ability to see colours properly
- chromonemata — a chromosome thread that is relatively uncoiled at early prophase but assumes a spiral form at metaphase.
- chromoplasts — Plural form of chromoplast.
- circumrotary — Alternative form of circumrotatory.
- circumrotate — to turn like a wheel; rotate
- claims ratio — The claims ratio is the percentage of claims costs incurred in relation to the premiums earned.
- closet drama — drama suitable for reading rather than performing
- clotrimazole — An antifungal medication used to treat humans and animals.
- coat of arms — The coat of arms of a family, town, or organization is a special design in the form of a shield that they use as a symbol of their identity.