13-letter words containing t, r, i, n, u
- intraocularly — into or in the eye
- intrapreneurs — Plural form of intrapreneur.
- intratelluric — Geology. located in, taking place in, or resulting from action beneath the lithosphere.
- intravalvular — Between valves.
- intravascular — within the blood vessels.
- intravenously — through or within a vein. Abbreviation: IV.
- introducement — (obsolete) introduction.
- introductions — Plural form of introduction.
- intrusiveness — tending or apt to intrude; coming without invitation or welcome: intrusive memories of a lost love.
- involuntarily — not voluntary; independent of one's will; not by one's own choice: an involuntary listener; involuntary servitude.
- involute gear — a gear tooth form that is generated by involute geometry
- jitterbugging — Present participle of jitterbug.
- joint honours — an honours university degree in which a student studies two separate subjects, as opposed to a single subject
- joint venture — business: joint enterprise
- joint-venture — to establish or enter a joint venture or partnership.
- junior doctor — a doctor in postgraduate training
- junior rating — a military rank for non-officer personnel in the navy
- jurisconsults — Plural form of jurisconsult.
- jurisdictions — Plural form of jurisdiction.
- justin martyr — Saint, a.d. c100–163? early church historian and philosopher.
- key signature — (in notation) the group of sharps or flats placed after the clef to indicate the tonality of the music following.
- latin quarter — the quarter of Paris on the south side of the Seine, especially frequented for centuries by students, writers, and artists.
- lectisternium — (in ancient Rome) a religious rite in which the images of the gods were placed upon couches around a table, upon which was set a feast
- letter ruling — a written ruling sent by the U.S. Internal Revenue Service in response to a query concerning the application of the tax laws to a specific situation.
- leucitohedron — a trapezohedron
- line spectrum — an electromagnetic spectrum consisting of discrete lines, usually characteristic of excited atoms or molecules.
- low countries — the lowland region of W Europe, on the North Sea: consists of Belgium, Luxembourg, and the Netherlands
- lucrativeness — profitable; moneymaking; remunerative: a lucrative business.
- lunar caustic — silver nitrate, AgNO 3 , especially in a sticklike mold, used to cauterize tissues.
- lunar orbiter — one of a series of space probes that orbited and photographed the moon in 1966 and 1967.
- macromutation — a mutation that has a profound effect on the resulting organism, as a change in a regulatory gene that controls the expression of many structural genes.
- macronutrient — Nutrition. any of the nutritional components of the diet that are required in relatively large amounts: protein, carbohydrate, fat, and the macrominerals.
- magnetic drum — a cylinder coated with magnetic material, on which data and programs can be stored.
- magnetiferous — (dated) Producing or conducting magnetism.
- manufactories — Plural form of manufactory.
- manufacturing — the making of goods or wares by manual labor or by machinery, especially on a large scale: the manufacture of television sets.
- martin luther — Martin [mahr-tn;; German mahr-teen] /ˈmɑr tn;; German ˈmɑr tin/ (Show IPA), 1483–1546, German theologian and author: leader, in Germany, of the Protestant Reformation.
- martinez ruiz — José [haw-se] /hɔˈsɛ/ (Show IPA), Azorín.
- matriculating — Present participle of matriculate.
- matriculation — to enroll in a college or university as a candidate for a degree.
- mensurability — The quality of being mensurable.
- metering pump — A metering pump is a device used to pump precise amounts of liquids over a period of time.
- micronucleate — having a micronucleus.
- micronutrient — an essential nutrient, as a trace mineral or vitamin, that is required by an organism in minute amounts.
- micropuncture — the puncture of a cell, renal tubule, etc., by a laser beam or micropipette
- miniaturistic — Employing or suggesting miniaturism; small and detailed.
- miniaturizing — Present participle of miniaturize.
- minicomputers — a computer with processing and storage capabilities smaller than those of a mainframe but larger than those of a microcomputer.
- misadventured — (obsolete) unfortunate.
- misadventurer — a person who experiences misadventure or misfortune