16-letter words containing a, r, i, u
- flight simulator — a device used in pilot and crew training that provides a cockpit environment and sensations of flight under actual conditions.
- follicular phase — a stage of the menstrual cycle, from onset of menstruation to ovulation.
- fool around with — have casual sex
- for a/one minute — If you say that you do not believe for a minute or for one minute that something is true, you are emphasizing that you do not believe that it is true.
- for the duration — If you say that something will happen for the duration, you mean that it will happen for as long as a particular situation continues.
- foreign language — language not one's mother tongue
- four-deal bridge — a version of bridge in which four hands only are played, the players then cutting for new partners
- four-dimensional — of a space having points, or a set having elements, which require four coordinates for their unique determination.
- four-masted brig — jackass bark (def 2).
- fourier analysis — the expression of any periodic function as a sum of sine and cosine functions, as in an electromagnetic wave function. Compare Fourier series.
- franchise clause — a clause stipulating that the insured will be responsible for any loss not in excess of a stated amount, and the insurance company will be liable for full payment of the loss equaling or exceeding the amount up to the insured amount.
- francis of paula — Saint, 1416–1507, Italian monk: founder of the order of Minims.
- fraternity house — a house occupied by a college or university fraternity.
- fraunhofer lines — a set of dark lines appearing in the continuous emission spectrum of the sun. It is caused by the absorption of light of certain wavelengths coming from the hotter region of the sun by elements in the cooler outer atmosphere
- functional group — a group of atoms responsible for the characteristic behavior of the class of compounds in which the group occurs, as the hydroxyl group in alcohols.
- functional water — water containing additives that provide extra nutritional value
- funeral director — a person, usually a licensed embalmer, who supervises or conducts the preparation of the dead for burial and directs or arranges funerals.
- galactic cluster — a comparatively young, irregularly shaped group of stars, often numbering up to several hundred, and held together by mutual gravitation; usually found along the central plane of the Milky Way and other galaxies.
- galactic equator — the great circle on the celestial sphere that is equidistant from the galactic poles, being inclined approximately 62° to the celestial equator and lying about one degree north of the center line of the Milky Way.
- gallium arsenide — a crystalline and highly toxic semiconductor, GaAs, used in light-emitting diodes, lasers, and electronic devices.
- garcia y iniguez — Calixto [kah-lees-taw] /kɑˈlis tɔ/ (Show IPA), 1839?–98, Cuban lawyer, soldier, and revolutionist.
- garlic mushrooms — mushrooms, often pan-fried, cooked with garlic
- gaudeamus igitur — let us therefore rejoice
- gaudí (i cornet) — An‧to‧nio (ɑnˈtɔnjɔ ) ; änt^ōˈny^ō) 1852-1926; Sp. architect
- gaussian integer — a complex number of the form a + bi where a and b are integers.
- general solution — a solution to a differential equation that contains arbitrary, unevaluated constants.
- gingerbread plum — a tree, Neocarya macrophylla, of western Africa, bearing a large, edible, starchy fruit.
- gnu archive site — (body) The main GNU FTP archive is on gnu.org but copies ("mirrors") of some or all of the files there are also held on many other computers around the world. To avoid overloading gnu.org and the Internet you should FTP files from the machine closest to yours. Look for a directory like /pub/gnu, /mirrors/gnu, /systems/gnu or /archives/gnu.
- grand inquisitor — (often initial capital letters) the presiding officer of a court of inquisition.
- granulocytopenia — a diminished number of granulocytes in the blood, which occurs in certain forms of anaemia
- grapefruit juice — nectar of the grapefruit
- graphic language — For specifying graphic operations.
- great soil group — according to a system of classification that originated in Russia, any of several broad groups of soils with common characteristics usually associated with particular climates and vegetation types.
- greyhound racing — a sport in which a mechanically propelled dummy hare is pursued by greyhounds around a race track
- gutierrez najera — Manuel [mah-nwel] /mɑˈnwɛl/ (Show IPA), ("El Duque Job") 1859–95, Mexican poet, short-story writer, and editor.
- hairbrush cactus — a stout, spiny cactus, Pachycereus pecten-aboriginum, of Mexico, having white flowers and bristly fruits sometimes used locally as combs.
- hamiltonian tour — Hamiltonian problem
- hamstring injury — an instance of physical damage to a person's hamstring
- hang around with — to associate or socialize with
- hard put (to it) — having considerable difficulty or trouble
- hawksbill turtle — a sea turtle, Eretmochelys imbricata, the shell of which is the source of tortoise shell: an endangered species.
- headhunting firm — a recruiting agency
- health authority — a government agency that is responsible for NHS care in a particular area
- health insurance — insurance that compensates the insured for expenses or loss incurred for medical reasons, as through illness or hospitalization.
- heliotherapeutic — Pertaining to heliotherapy.
- hematocrit-value — a centrifuge for separating the cells of the blood from the plasma.
- hemotherapeutics — hemotherapy.
- higher education — education beyond high school, specifically that provided by colleges and graduate schools, and professional schools.
- hit-and-run raid — a raid relying on surprise allied to a rapid departure from the scene of operations for the desired effect
- holier-than-thou — obnoxiously pious; sanctimonious; self-righteous.