19-letter words containing a, e, o, l, t, r
- blast from the past — You can use a blast from the past as a light-hearted way of referring to something such as an old song or fashion that you hear or notice again, and which reminds you of an earlier time.
- blue stellar object — any of a class of blue celestial objects, at one time thought to be stars, that do not emit appreciable radio waves. Abbreviation: BSO.
- 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.
- brush-tailed possum — any of several widely-distributed Australian possums of the genus Trichosurus
- bulbourethral gland — Cowper's gland
- buster brown collar — a medium-sized, starched collar with rounded edges, lying flat on the shoulders, worn by women and girls.
- camouflage passport — a passport from a non-existent country intended to conceal the bearer's true nationality (from hijackers, kidnappers, etc)
- cannot very well do — If you say that you cannot very well do something, you mean that it would not be right or possible to do it.
- 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
- central reservation — The central reservation is the strip of ground, often covered with grass, that separates the two sides of a major road.
- 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.
- chemical castration — the use of drugs to reduce libido
- chemolithoautotroph — (biology) A chemoautotroph or lithoautotroph.
- chinese tallow tree — tallow tree.
- chlorofluoromethane — any of a series of gaseous or volatile methanes substituted with chlorine and fluorine and containing little or no hydrogen: used as refrigerants and, formerly, as aerosol propellants until scientists became concerned about depletion of the atmospheric ozone layer.
- 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).
- 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.
- cloakroom attendant — a person whose job is to check coats and other personal items for visitors to a place
- 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.
- coherent parallel c — (language) A data parallel version of C.
- collective behavior — the spontaneous, unstructured, and temporary behavior of a group of people in response to the same event, situation, etc.
- college-preparatory — preparing a student for academic work at the college level.
- 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.
- commercial software — (software) (Or "commercial off-the-shelf software", COTS) Software that is produced for sale. This contrasts with free software, which is produced for free distribution, meaning without charge and/or without restriction on further distribution. Some companies that sell software distribute some (versions) of products free of charge (but usually with restricted distribution rights), this would probably still be called commercial software. Conversely, software that an individual distributes for free, but for which he accepts donations, would still be called free software.
- commercial traveler — a traveling salesman
- common iliac artery — iliac artery (def 1).
- common-iliac-artery — Also called common iliac artery. either of two large arteries that conduct blood to the pelvis and the legs.
- community relations — the particular state of affairs in an area where potentially conflicting ethnic, religious, cultural, political, or linguistic groups live together
- compact disc player — a machine for playing compact discs
- compact disk player — a device for playing compact disks.
- complementary angle — either of two angles whose sum is 90°
- complementary color — Art. one of a pair of primary or secondary colors opposed to the other member of the pair on a schematic chart or scale (color wheel) as green opposed to red, orange opposed to blue, or violet opposed to yellow. Compare analogous color. the relationship of these pairs of colors perceived as completing or enhancing each other.
- complete quadrangle — a plane figure consisting of four points connected by six lines
- complimentary close — the part of a letter that by convention immediately precedes the signature, as “Very truly yours,” “Cordially,” or “Sincerely yours.”.
- comptroller general — the director of the General Accounting Office
- computer peripheral — a device that is attached to and controlled by a computer, such as a scanner, printer, or external hard drive
- computer simulation — an event, process, or scenario that is created on a computer
- concurrentsmalltalk — (language) A concurrent variant of Smalltalk.
- confidence interval — an interval of values bounded by confidence limits within which the true value of a population parameter is stated to lie with a specified probability
- connecticut warbler — a North American wood warbler, Oporornis agilis, olive-green above with a gray head and throat and yellow below.
- consultant engineer — an engineer who works as a consultant to a project or company
- consultation period — a period during which consultations are held before a policy decision is made