13-letter words containing u, t, r, n
- equestriennes — Plural form of equestrienne.
- equidifferent — equilateral; having differences that are equal
- equilibrating — Present participle of equilibrate.
- equilibration — The formation, or maintenance, of an equilibrium.
- equipartition — the equal division of the energy of a system in thermal equilibrium between different degrees of freedom. This principle was assumed to be exact in classical physics, but quantum theory shows that it is true only in certain special cases
- equiponderant — of the same weight; evenly balanced
- equiponderate — To counterbalance.
- eta reduction — eta conversion
- ethnocultural — Relating to or denoting a particular ethnic group.
- eureka moment — a moment at which a person realizes or solves something
- european toad — a European toad, Alytes obstetricans, the male of which carries the fertilized eggs on its hind legs until they hatch: family Discoglossidae
- eusporangiate — (of ferns) having each sporangium developing from a group of cells, rather than a single cell, and with no specialized dispersal of spores
- excursionists — Plural form of excursionist.
- extinguishers — Plural form of extinguisher.
- fantin-latour — (Ignace) Henri (Joseph Théodore) [ee-nyas ahn-ree zhaw-zef tey-aw-dawr] /iˈnyas ɑ̃ˈri ʒɔˈzɛf teɪ ɔˈdɔr/ (Show IPA), 1836–1904, French painter.
- fault current — A fault current is a current that results from a fault.
- ferae naturae — (of animals) wild or undomesticated (distinguished from domitae naturae).
- fermentitious — of a fermenting nature
- ferrotitanium — a ferroalloy containing up to 45 percent titanium.
- ferrotungsten — a ferroalloy containing up to 80 percent tungsten.
- filibustering — Present participle of filibuster.
- film industry — all the companies, studios, people etc involved in making commercial films collectively
- final curtain — end of a theatre performance
- fine adjuster — (jargon, tool, humour) A tool used for percussive maintenance, also known as a "hammer".
- finger buffet — a buffet meal at which food that may be picked up with the fingers (finger food), such as canapés or vol-au-vents, is served
- finger puppet — a miniature puppet fitting over and manipulated by one finger.
- flight number — the identifying number of a scheduled flight
- flugelhornist — One who plays the flugelhorn.
- flunitrazepam — a powerful benzodiazepine sedative, C 16 H 12 FN 3 O 3 , that causes semiconsciousness and memory blackouts: has been implicated in date rapes and is illegal in the U.S.
- fluorescently — In a fluorescent manner; using fluorescence.
- food industry — the industry surrounding the production of food
- forgetfulness — apt to forget; that forgets: a forgetful person.
- forked tongue — lying or deceitful talk
- form function — (jargon) The shape of something designed. This term is currently (Feb 1998) in vogue among marketroids.
- fort duquesne — Abraham [a-bra-am] /a braˈam/ (Show IPA), 1610–88, French naval commander.
- fort monmouth — a military reservation and U.S. Army training center in E central New Jersey, SE of Red Bank; site of signal school.
- fortitudinous — having or showing fortitude; marked by bravery or courage.
- fortunateness — The quality of being fortunate; fortune; luck.
- fortuneteller — a person who claims the ability to predict the future.
- foundationary — the basis or groundwork of anything: the moral foundation of both society and religion.
- fractiousness — refractory or unruly: a fractious animal that would not submit to the harness.
- fracture zone — a long, narrow rift on the ocean floor, separating areas of differing depth: where such a zone crosses a mid-ocean ridge, it displaces the ridge by faulting.
- frequentation — the practice of frequenting; habit of visiting often.
- frequentative — noting or pertaining to a verb aspect expressing repetition of an action.
- frightfulness — The quality of being frightful.
- frontal gyrus — any of several convolutions on the outer surface of the frontal lobe of the cerebrum.
- fruit farming — the practice of growing or farming fruit
- fruit machine — gambling: slot machine
- fruiting body — an organ that produces spores; fructification.
- fruitlessness — The quality of being fruitless.