15-letter words containing m, i, t, r
- biogeochemistry — the science of biological, chemical, and geological aspects of the environment
- bohemian forest — a mountain range between the SW Czech Republic and SE Germany. Highest peak: Arber, 1457 m (4780 ft)
- boston marriage — (especially in 19th-century New England) an intimate friendship between two women often maintaining a household together.
- britannia metal — an alloy of low melting point consisting of tin with 5–10 per cent antimony, 1–3 per cent copper, and sometimes small quantities of zinc, lead, or bismuth: used for decorative purposes and for bearings
- british america — British North America.
- british telecom — the popular name for British Telecommunications Group plc, the dominant fixed line telecommunications and broadband internet provider in the United Kingdom
- broken pediment — a pediment, as over a doorway or window, having its raking cornice interrupted at the crown or apex.
- brother-in-arms — a fellow soldier or comrade in a shared struggle
- brown-tail moth — a white moth, Nygmia phaerrhoea, having a brown tuft at the end of the abdomen, the larvae of which feed on the foliage of various shade and fruit trees.
- brownian motion — the irregular motion of small particles suspended in a liquid or a gas, caused by the bombardment of the particles by molecules of the medium: first observed by Robert Brown in 1827.
- building permit — a permit for construction work
- cactus geranium — a plant, Pelargonium echinatum, of the geranium family, native to southern Africa, having prickly stipules and white or reddish flowers.
- cadmean victory — a victory won with great losses to the victors
- cairngorm-stone — smoky quartz.
- calcium citrate — the calcium salt of citric acid, used as a food additive
- calcium nitrate — a white, deliquescent solid, Ca(NO 3) 2 , used chiefly in the manufacture of fertilizers, fireworks, matches, and explosives.
- camelot library — (library)
- camphorated oil — a liniment consisting of camphor and peanut oil, used as a counterirritant
- cantilever beam — a long thick straight-sided piece of wood, metal, concrete, etc that is fixed at one end and is free at the other
- car maintenance — the act of maintaining an automobile
- cardinal system — a system of coding navigational aids by shape, color, and number, according to their positions relative to navigational hazards.
- carmarthenshire — a county of S Wales, formerly part of Dyfed (1974–96): on Carmarthen Bay, with the Cambrian Mountains in the N: generally agricultural (esp dairying). Administrative centre: Carmarthen. Pop: 176 000 (2003 est). Area: 2398 sq km (926 sq miles)
- castanospermine — a substance obtained from the Australian chestnut or black bean tree
- castrametations — Plural form of castrametation.
- central america — an isthmus joining the continents of North and South America, extending from the S border of Mexico to the NW border of Colombia and consisting of Belize, Guatemala, Honduras, El Salvador, Nicaragua, Costa Rica, and Panama. Area: about 518 000 sq km (200 000 sq miles)
- centrosymmetric — having symmetry with a central point
- chamois leather — soft cleaning cloth
- charismatically — In a charismatic way.
- chartophylacium — (in a medieval church) a place for the keeping of records and documents.
- chemolithotroph — Chemoautotroph.
- chemoprevention — the prevention of disease, esp cancer, by means of chemical agents
- chemopsychiatry — the study and application of chemical substances in psychiatry
- chemosterilants — Plural form of chemosterilant.
- chinese mustard — brown mustard.
- cholesterolemia — the presence of an abnormal amount of cholesterol in the blood.
- christmas carol — a joyful hymn or religious song, celebrating the birth of Christ
- christmas party — a party organized before Christmas, usually by a firm or organization
- chromatic scale — a twelve-note scale including all the semitones of the octave
- chromatographic — (analytical chemistry) Of or pertaining to chromatography.
- chromic acetate — a grayish-green, water-soluble powder, Cr(C 2 H 3 O 2) 3 ⋅H 2 O, used chiefly as a mordant in dyeing and printing textiles.
- chromium-plated — having been plated with chromium
- church militant — those Christians on earth who are engaged in a continuous war against evil and the enemies of Christ.
- cigarette smoke — the acrid smoke produced by cigarettes being smoked
- cinematographed — a motion-picture projector.
- cinematographer — A cinematographer is a person who decides what filming techniques should be used during the shooting of a film.
- cinematographic — a motion-picture projector.
- circumambiently — in a circumambient manner
- circumambulated — Simple past tense and past participle of circumambulate.
- circumambulates — Third-person singular simple present indicative form of circumambulate.
- circumferential — of, at, or near the circumference; surrounding; lying along the outskirts.