18-letter words containing g, a, r, l
- gulf stream system — a major ocean-current system consisting of the Gulf Stream and the Florida and North Atlantic currents.
- gulliver's travels — a social and political satire (1726) by Jonathan Swift, narrating the voyages of Lemuel Gulliver to four imaginary regions: Lilliput, Brobdingnag, Laputa, and the land of the Houyhnhnms.
- hardy-weinberg law — a principle stating that in an infinitely large, randomly mating population in which selection, migration, and mutation do not occur, the frequencies of alleles and genotypes do not change from generation to generation.
- hash house slinger — a person who serves in a cheap cafe
- haulage contractor — a person or firm that transports goods by lorry
- heart-lung machine — a device through which blood is shunted temporarily for oxygenation during surgery, while the heart or a lung is being repaired.
- hell or high water — whatever difficulties may arise
- high-grade mineral — a mineral fulfilling certain conditions as regards purity or other physical properties
- histomorphological — histology.
- historical geology — the branch of geology dealing with the history of the earth.
- horizontal tasting — a tasting of wines from the same year but from different vineyards, producers, etc.
- horseless carriage — an automobile: The horse and buggy were eventually replaced by the horseless carriage.
- immunopharmacology — the branch of pharmacology concerned with the immune system
- incidental charges — Incidental charges are costs of items and services that are not part of the main bill.
- indiscriminatingly — In an indiscriminating manner.
- industrial hygiene — the science that assesses, controls, and prevents occupational factors or sources of stress in the workplace that may significantly affect the health and well-being of employees or of the community in general
- inquisitor-general — the head of the Spanish court of Inquisition
- instrument landing — an aircraft landing accomplished by use of gauges on the instrument panel and ground-based radio equipment, with limited reference to outside visual signals.
- intercartilaginous — (anatomy) Within cartilage.
- interchangeability — (of two things) capable of being put or used in the place of each other: interchangeable symbols.
- interlacing arcade — an arcade, especially a blind one, composed of arches (interlacing arches) so arranged and cut that each arch seems to intersect and be intersected by one or more other arches.
- internationalizing — Present participle of internationalize.
- invisible earnings — earnings from services provided rather than goods
- irregular variable — a variable star whose brightness variation is irregular.
- iverson's language — APL, which went unnamed for many years.
- james-lange theory — a theory that emotions are caused by bodily sensations; for example, we are sad because we weep
- kentucky bluegrass — a grass, Poa pratensis, of the Mississippi valley, used for pasturage and lawns.
- king william's war — the war (1689–97) in which England and its American colonies and Indian allies opposed France and its Indian allies and which constituted the American phase of the War of the Grand Alliance.
- king's regulations — (in Britain and the Commonwealth when the sovereign is male) the code of conduct for members of the armed forces that deals with discipline, aspects of military law, etc
- labeled bracketing — a representation of the constituent structure of a string, as a word or sentence, comparable to a tree diagram, in which each constituent is shown in brackets and given a subscript grammatical label, with each bracketed item corresponding to a node in a tree diagram.
- lactogenic hormone — prolactin.
- lagrange's theorem — the theorem that the order of each subgroup of a finite group is a factor of the order of the group.
- land grant college — a state university established with a grant of public land
- land-grant college — a U.S. college or university (land-grant university) entitled to support from the federal government under the provisions of the Morrill Acts.
- landscape gardener — sb who designs gardens
- language universal — a trait or property of language that exists, or has the potential to exist, in all languages.
- laning and zierler — (language) Possibly the first true working algebraic compiler. Written by J.H. Laning Jr and N. Zierler in 1953-1954 to run on MIT's Whirlwind computer.
- laugh like a drain — to laugh loudly and coarsely
- laugh out of court — to express mirth, pleasure, derision, or nervousness with an audible, vocal expulsion of air from the lungs that can range from a loud burst of sound to a series of quiet chuckles and is usually accompanied by characteristic facial and bodily movements.
- launching ceremony — a ceremony that celebrates the launch of a ship for the first time into the water
- law of gravitation — a law stating that any two masses attract each other with a force equal to a constant (constant of gravitation) multiplied by the product of the two masses and divided by the square of the distance between them.
- law of segregation — the principle, originated by Gregor Mendel, stating that during the production of gametes the two copies of each hereditary factor segregate so that offspring acquire one factor from each parent.
- lean manufacturing — efficiency in the production of goods
- legislative branch — the branch of government having the power to make laws; the legislature.
- lieutenant general — a commissioned officer ranking next below a general and next above a major general.
- lifesaving service — a private organization or government agency for general marine rescue operations.
- lighting cameraman — the person who designs and supervises the lighting of scenes to be filmed
- lightning arrester — a device for preventing damage to radio, telephonic, or other electric equipment from lightning or other high-voltage currents, using spark gaps to carry the current to the ground without passing through the device.
- linear programming — any of several methods for finding where a given linear function of several nonnegative variables assumes an extreme value and for determining the extreme value, the variable usually being subjected to constraints in the form of linear equalities or inequalities.
- lithostratigraphic — Of or pertaining to lithostratigraphy.