16-letter words containing h, r, m
- christmas island — an island in the Indian Ocean, south of Java: administered by Singapore (1900–58), now by Australia; phosphate mining. Pop: 1496 (2013 est). Area: 135 sq km (52 sq miles)
- christmas lights — strings of lights put up in the Christmas period to decorate houses
- chromatic number — (mathematics) The smallest number of colours necessary to colour the nodes of a graph so that no two adjacent nodes have the same colour. See also: four colour map theorem.
- chromatographies — Plural form of chromatography.
- chromic chloride — a violet, crystalline compound, CrCl 3 , occurring in both water-soluble and water-insoluble forms, or a green or violet, water-soluble deliquescent compound, CrCl 3 ⋅6H 2 O: used chiefly as a mordant, in chrome-steel plating, and in the synthesis of chromium salts.
- chromic fluoride — a green, crystalline, water-insoluble powder, CrF 3 ⋅4H 2 O or CrF 3 ⋅9H 2 O: used chiefly in printing and dyeing woolens.
- chromium dioxide — a chemical compound used as a magnetic coating on cassette tapes; chromium(IV) oxide. Formula: CrO2
- chromium plating — plating, often for decorative effect, made of chromium
- chromolithograph — a picture produced by chromolithography
- chronic glaucoma — Ophthalmology. abnormally high fluid pressure in the eye, most commonly caused either by blockage of the channel through which aqueous humor drains (open-angle glaucoma or chronic glaucoma) or by pressure of the iris against the lens, which traps the aqueous humor (angle-closure glaucoma or acute glaucoma)
- churidar pyjamas — long tight-fitting trousers, worn by Indian men and women
- chymotrypsinogen — the inactive precursor of chymotrypsin
- chytridiomycosis — An infectious disease of amphibians caused by the chytrid fungus.
- clackmannanshire — a council area and historical county of central Scotland; became part of the Central region in 1975 but reinstated as an independent unitary authority in 1996; mainly agricultural. Administrative centre: Alloa. Pop: 47 680 (2003 est). Area: 142 sq km (55 sq miles)
- cochlear implant — a device that stimulates the acoustic nerve in the inner ear in order to produce some form of hearing in people who are deaf from inner ear disease
- combined honours — (in British education) a degree course that includes more than one subject
- come from behind — sport: win from a disadvantaged position
- commissionership — The role or office of commissioner.
- common logarithm — a logarithm to the base ten. Usually written log or log10
- community charge — (formerly in Britain) a flat-rate charge paid by each adult in a community to his or her local authority in place of rates
- community church — an independent or denominational church in a particular community.
- comparable worth — the doctrine that a woman's and man's pay should be equal when their work requires equal training, skills, and responsibilities.
- copyright symbol — (character, legal) "©" The internationally recognised symbol required to introduce a copyright notice, a letter C with a circle around it. This can be encoded in ISO 8859-1 as character code decimal 169, hexadecimal A9, in HTML as ©, © or ©. A "c" in parentheses: "(c)" is sometimes used in documents stored in a coded character set such as ASCII that does not include the C in a circle, but this has no legal meaning.
- crash test dummy — a dummy used in crash tests
- cry for the moon — to desire the unattainable
- dandruff shampoo — a preparation of soap or detergent used to wash the hair and which helps to control and reduce dandruff
- dark of the moon — the period during which the moon is not visible.
- debating chamber — a room where a legislative assembly holds debates
- devonshire cream — clotted cream.
- dextromethorphan — (pharmaceutical drug) An antitussive drug (a cough suppressant) that is found in many over-the-counter cold and cough preparations.
- diacetylmorphine — heroin.
- dimethylcarbinol — isopropyl alcohol.
- direct-mail shot — the posting of unsolicited sales literature to potential customers' homes or business addresses
- discovery method — a largely unstructured, situational method or philosophy of teaching whereby students are permitted to find solutions to problems on their own or at their own pace, often jointly in group activities, either independent of or under the guidance of a teacher.
- disfranchisement — to deprive (a person) of a right of citizenship, as of the right to vote.
- dome of the rock — a shrine in Jerusalem at the site from which Muhammad ascended through the seven heavens to the throne of God: built on the site of the Jewish Temple.
- dredging machine — dredge1 (def 1).
- drop a bombshell — If someone drops a bombshell, they give you a sudden piece of bad or unexpected news.
- drumhead cabbage — acommon type of cabbage with tightly packed leaves and a rounded form with a slightly flattened top
- drumhead service — a religious service attended by members of a military unit while in the field
- electrochemistry — The branch of chemistry that deals with the relations between electrical and chemical phenomena.
- electromechanics — the engineering aspects of devices that are controlled by either static or magnetic electric charges
- electromyographs — Plural form of electromyograph.
- electromyography — The recording of the electrical activity of muscle tissue, or its representation as a visual display or audible signal, using electrodes attached to the skin or inserted into the muscle.
- enriched uranium — uranium in which the proportion of the fissile isotope U-235 has been increased to make it more fissile
- erymanthian boar — a wild boar that ravaged the district around Mount Erymanthus: captured by Hercules as his fourth labour
- erythrocytometer — an instrument for counting the number or measuring the size of red blood cells in a sample of blood
- exhumation order — a legal instruction to exhume a body
- expectant mother — a pregnant woman
- extrachromosomal — Happening outside a chromosome.