13-letter words containing r, a, u
- indian summer — a period of mild, dry weather, usually accompanied by a hazy atmosphere, occurring usually in late October or early November and following a period of colder weather.
- indian turnip — the jack-in-the-pulpit.
- indisturbance — Freedom from disturbance; calmness; repose.
- indo-european — a large, widespread family of languages, the surviving branches of which include Italic, Slavic, Baltic, Hellenic, Celtic, Germanic, and Indo-Iranian, spoken by about half the world's population: English, Spanish, German, Latin, Greek, Russian, Albanian, Lithuanian, Armenian, Persian, Hindi, and Hittite are all Indo-European languages. Compare family (def 14).
- industrialise — Non-Oxford British standard spelling of industrialize.
- industrialism — an economic organization of society built largely on mechanized industry rather than agriculture, craftsmanship, or commerce.
- industrialist — a person who owns or is involved in the management of an industrial enterprise.
- industrialize — to introduce industry into (an area) on a large scale.
- inequilateral — not equilateral; having unequal sides.
- infrascapular — (anatomy) Beneath the scapula.
- infuriatingly — causing or tending to cause anger or outrage; maddening: His delay is infuriating.
- ingurgitating — Present participle of ingurgitate.
- ingurgitation — The act of swallowing greedily or immoderately; that which is so swallowed.
- injured party — victim
- inner harbour — a part of a harbour which is further inland
- inner sanctum — sanctum (def 2).
- inquire after — to seek information by questioning; ask: to inquire about a person.
- inquiry agent — a private detective
- inquisitorial — of or relating to an inquisitor or inquisition.
- instructional — the act or practice of instructing or teaching; education.
- instrumentals — Plural form of instrumental.
- insubordinate — not submitting to authority; disobedient: an insubordinate soldier.
- insupportable — not endurable; unbearable; insufferable: insupportable pain.
- insupportably — In an insupportable manner.
- insusurration — (obsolete) The act of whispering into something.
- integumentary — of, relating to, or like an integument.
- inter-assured — to make (a future event) sure; ensure: This contract assures the company's profit this month.
- intercellular — situated between or among cells.
- intercommunal — used or shared in common by everyone in a group: a communal jug of wine.
- intercultural — pertaining to or taking place between two or more cultures: intercultural exchanges in music and art.
- intergranular — located or occurring between granules or grains: intergranular corrosion.
- interjaculate — (transitive) To ejaculate (a remark, etc.) parenthetically.
- interlanguage — a language created or used for international communication.
- interlunation — the interlunar period.
- intermountain — located between mountains or mountain ranges: an intermontane lake.
- intermuscular — of or relating to muscle or the muscles: muscular strain.
- interneuronal — (neurology) Between neurons.
- interosculant — Mutually touching or intersecting.
- interosculate — to interpenetrate; inosculate.
- interquartile — Situated between the first and third quartiles of a distribution.
- interscapular — between the scapulae or shoulder blades.
- intersexually — In an intersexual way.
- intervalvular — Between valves.
- intracapsular — Within a capsule.
- intracellular — within a cell or cells.
- intracultural — Within a single culture.
- intramuscular — located or occurring within a muscle.
- 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.