19-letter words containing l, e, t, i, r
- belgian east africa — a former Belgian trust territory in Africa, also (1924–62) Ruanda-Urundi, now the independent countries of Rwanda and Burundi.
- bernoulli's theorem — Statistics. law of averages (def 1).
- betamethyl acrolein — crotonaldehyde.
- bi-lateral symmetry — a basic body plan in which the left and right sides of the organism can be divided into approximate mirror images of each other along the midline.
- binary large object — (database) (BLOB) A large block of data stored in a database, such as an image or sound file. A BLOB has no structure which can be interpreted by the database management system but is known only by its size and location.
- binomial experiment — an experiment consisting of a fixed number of independent trials each with two possible outcomes, success and failure, and the same probability of success. The probability of a given number of successes is described by a binominal distribution
- bird's-foot trefoil — any of various creeping leguminous Eurasian plants of the genus Lotus, esp L. corniculatus, with red-tipped yellow flowers and seed pods resembling the claws of a bird
- bismuth oxychloride — a white, crystalline, water-insoluble powder, BiOCl, used chiefly in the manufacture of pigments, face powders, and artificial pearls.
- blue-breasted quail — a small, brightly colored quail, Coturnix chinensis, of southern Asia and Australia, widely kept as a cage bird.
- blue-ringed octopus — a highly venomous octopus, Octopus maculosus, of E Australia which exhibits blue bands on its tentacles when disturbed
- blue-tongued lizard — a large Australian lizard, Tiliqua scincoides, characterized by having a cobalt-blue tongue.
- boat-tailed grackle — a large grackle, Quiscalus major, of the southeastern U.S., that folds its tail into a shape resembling the keel of a boat.
- brightline spectrum — the spectrum of an incandescent substance appearing on a spectrogram as one or more bright lines against a dark background.
- brimstone butterfly — a common yellow butterfly, Gonepteryx rhamni, of N temperate regions of the Old World: family Pieridae
- brush-tailed possum — any of several widely-distributed Australian possums of the genus Trichosurus
- cable-stayed bridge — a type of suspension bridge in which the supporting cables are connected directly to the bridge deck without the use of suspenders
- calculate a premium — If you calculate a premium, you decide how much a policyholder has to pay for insurance cover.
- canterbury pilgrims — the pilgrims whose stories are told in Chaucer's Canterbury Tales
- capital expenditure — expenditure on acquisitions of or improvements to fixed assets
- carbon steel piping — Carbon steel piping is pipes made of steel with carbon as the main alloying component, used for transporting fluids.
- catalytic converter — A catalytic converter is a device which is fitted to a car's exhaust to reduce the pollution coming from it.
- catalytic reforming — Catalytic reforming is a process that converts petroleum refinery naphthas to high-octane blending components.
- caterpillar tractor — a tractor powered by a Caterpillar track
- celestial hierarchy — hierarchy (def 6).
- central reservation — The central reservation is the strip of ground, often covered with grass, that separates the two sides of a major road.
- centrifugal casting — casting that utilizes centrifugal force within a spinning mold to force the metal against the walls.
- cerebral thrombosis — formation of a clot or other blockage in one of the blood vessels of the brain, often followed by neurologic damage; a type of stroke.
- chain-reacting pile — nuclear reactor
- chandrasekhar limit — the upper limit to the mass of a white dwarf, equal to 1.44 solar masses. A star having a mass above this limit will continue to collapse to form a neutron star
- chartered librarian — (in Britain) a librarian who has obtained a qualification from the Library Association in addition to a degree or diploma in librarianship
- chemical castration — the use of drugs to reduce libido
- chemical weathering — any of the various weathering processes that cause exposed rock to undergo chemical decomposition, changing the chemical and mineralogical composition of the rock: Oxygen and acids are agents in chemical weathering.
- chemolithoautotroph — (biology) A chemoautotroph or lithoautotroph.
- chinese tallow tree — tallow tree.
- cinematographically — a motion-picture projector.
- circle of curvature — the circle with its center on the normal to the concave side of a curve at a given point on the curve and with its radius equal to the radius of curvature at the point.
- circular definition — a definition in which the definiendum (the expression being defined) or a variant of it appears in the definiens (the expression that defines it).
- circulating decimal — repeating decimal
- circulation manager — the senior manager responsible for the distribution of a newspaper
- claims investigator — A claims investigator is a person who is employed by an insurance company to obtain information necessary to evaluate a claim.
- clandestine entrant — a person who hides in or on a vehicle as it enters the United Kingdom with the aim of avoiding immigration controls
- clemastine fumarate — an antihistamine, C 25 H 30 ClNO 5 , that has drying and some sedative effects, used for symptomatic relief of allergy.
- client-server model — client-server
- cobaltous hydroxide — a rose-red, amorphous, water-insoluble powder, Co 2 O 3 ⋅3H 2 O, used chiefly in the preparation of cobalt salts and in the manufacture of paint and varnish driers.
- collect on delivery — payment in cash when a purchase or shipment is delivered
- collective behavior — the spontaneous, unstructured, and temporary behavior of a group of people in response to the same event, situation, etc.
- collective security — a system of maintaining world peace and security by concerted action on the part of the nations of the world
- colorado tick fever — a usually mild viral disease occurring in the Rocky Mountain regions of the United States, carried by a tick, Dermacentor andersoni, and characterized by fever, sensitivity to light, headache, and leg and back pain.
- columnar epithelium — epithelium consisting of one or more layers of elongated cells of cylindrical or prismatic shape.
- come into the world — to be born