18-letter words containing l, a, g, r
- biological therapy — biotherapy
- biological warfare — the use of living organisms or their toxic products to induce death or incapacity in humans and animals and damage to plant crops, etc
- black-necked grebe — a small grebe, Podiceps nigricollis, found in Europe, Asia, Africa, and America
- blackwater rafting — the sport of riding through underground caves on a large rubber tube
- blissful ignorance — unawareness or inexperience of something unpleasant
- blocking capacitor — a capacitor that blocks the passage of direct current but allows alternating current to pass
- borosilicate glass — any of a range of heat- and chemical-resistant glasses, such as Pyrex, prepared by fusing together boron(III) oxide, silicon dioxide, and, usually, a metal oxide
- breast enlargement — a surgical procedure to increase the size of a woman's breasts
- bring-and-buy sale — A bring-and-buy sale is an informal sale to raise money for a charity or other organization. People who come to the sale bring things to be sold and buy things that other people have brought.
- building materials — materials such as bricks, cement, timber, etc
- carboxyhaemoglobin — haemoglobin coordinated with carbon monoxide, formed as a result of carbon monoxide poisoning. As carbon monoxide is bound in preference to oxygen, tissues are deprived of oxygen
- cartilaginous fish — any fish of the class Chondrichthyes, including the sharks, skates, and rays, having a skeleton composed entirely of cartilage
- catalogue raisonne — a descriptive catalogue, esp one covering works of art in an exhibition or collection
- catalytic cracking — a method used in the petroleum industry for the cracking of petroleum by catalysis
- categorial grammar — a theory that characterizes syntactic categories in terms of functions between classes of expressions. The basic classes are names (N) and sentences (S). Intransitive verbs are symbols for functions which take a name and yield a sentence (written S/N), adverbs form compound verbs from verbs (for example, run fast) and so are (S/N)/(S/N), etc
- cauliflower fungus — a large edible white to yellowish cauliflowerlike mushroom, Sparassis radicata, widely distributed in North America.
- ceiling decoration — a plaster moulding for the centre of a ceiling; other decoration, such as coving
- celestial marriage — the rite or state of marriage, performed in a Mormon temple by the Church of Jesus Christ of Latter-day Saints and believed to continue beyond death.
- central government — the government of a state or country
- centrifugal clutch — an automatic clutch in which the friction surfaces are engaged by weighted levers acting under centrifugal force at a certain speed of rotation
- cervical screening — a screening for cervical cancer
- chagos archipelago — group of islands in the Indian Ocean 1,180 mi (1,899 km) northeast of Mauritius, comprising the British Indian Ocean Territory: chief island, Diego Garcia
- chandelier earring — one of a pair of long and ornate earrings that dangle from the earlobes, usually dropping from more than one level.
- character-building — improving certain good or useful traits in a person's character, esp self-reliance, endurance, and courage
- chattering classes — The chattering classes are people such as journalists, broadcasters, or public figures who comment on events but have little or no influence over them.
- chemical pregnancy — a pregnancy that is confirmed by a pregnancy test but not by clinical signs and terminates before clinical signs can be observed.
- cholangiocarcinoma — (pathology) Cancer of the bile duct.
- chromolithographer — One engaged in chromolithography.
- chromolithographic — Pertaining to, or made by, chromolithography.
- circular breathing — a technique for sustaining a phrase on a wind instrument, using the cheeks to force air out of the mouth while breathing in through the nose
- circulating medium — currency serving as a medium of exchange
- circumnavigational — Relating to circumnavigation.
- climbing hydrangea — a woody vine, Hydrangea anomala, of eastern Asia, having shiny, egg-shaped leaves and flat-topped white flower clusters, and climbing by aerial rootlets.
- clobbering machine — pressure to conform with accepted standards
- collection charges — the charges levied to cover expenses for the collection of debt
- collision coverage — Collision coverage is insurance cover for vehicle accidents.
- colonic irrigation — Colonic irrigation is a medical procedure in which a person's colon is washed by injecting water or other fluids into it.
- colour photography — the art or process of taking and developing photographs in colour
- commercial college — a college providing tuition in commercial skills, such as shorthand and book-keeping
- compartmentalizing — Present participle of compartmentalize.
- complementary gene — one of a pair of genes, each from different loci, that together are required for the expression of a certain characteristic
- congregationalists — a form of Protestant church government in which each local religious society is independent and self-governing.
- continental margin — the offshore zone, consisting of the continental shelf, slope, and rise, that separates the dry-land portion of a continent from the deep ocean floor.
- cooling degree-day — a degree-day above the standard temperature of 75°F (24°C), used in estimating the energy requirements for air conditioning and refrigeration.
- coupling capacitor — A coupling capacitor is a capacitor that is used to transmit an alternating current signal from one node to another.
- credibility rating — a supposed measure of how far a person can be believed or trusted
- creeping paralysis — any slow process that causes a system, government, etc, to stop working efficiently
- crested dog's-tail — a common wiry perennial grass, Cynosurus cristatus, of meadows and pasture
- criminal profiling — the analysis of a person's psychological and behavioural characteristics, so as to assess whether they are likely to have committed a crime under investigation
- cultural sociology — the study of the origins and development of societal institutions, norms, and practices.