11-letter words containing i, a, t, r, o
- intolerated — (archaic) Not tolerated.
- intoxicator — to affect temporarily with diminished physical and mental control by means of alcoholic liquor, a drug, or another substance, especially to excite or stupefy with liquor.
- intra muros — within the walls, as of a city.
- intracostal — (anatomy) Within a rib.
- intrafusion — The act of pouring into a vessel.
- intraocular — located or occurring within or administered through the eye.
- intraschool — Within a single school.
- intravenous — within a vein.
- intrication — (obsolete) entanglement.
- invalidator — One who, or that which, makes invalid.
- inventorial — a complete listing of merchandise or stock on hand, work in progress, raw materials, finished goods on hand, etc., made each year by a business concern.
- invert soap — cationic detergent.
- invigilator — to keep watch.
- invigorated — Give strength or energy to.
- invigorates — Third-person singular simple present indicative form of invigorate.
- invigorator — One who, or that which, invigorates.
- invigourate — Alternative spelling of invigorate.
- involucrate — having an involucre.
- involuntary — not voluntary; independent of one's will; not by one's own choice: an involuntary listener; involuntary servitude.
- ipratropium — an anticholinergic bronchodilator that is used esp in the treatment of certain forms of asthma
- iridization — iridescence
- ironhearted — hardhearted or callous
- irradiation — the act of irradiating.
- irrationals — Plural form of irrational.
- irrigations — Plural form of irrigation.
- irritations — Plural form of irritation.
- isallotherm — a line on a weather map or chart connecting points having equal temperature variations within a given period of time.
- isogradient — a line on a weather map or chart connecting points having the same horizontal gradient of a meteorological quantity, as temperature, pressure, or the like.
- isometrical — Dated form of isometric.
- isometropia — equality of refraction in the two eyes of an individual.
- isospectral — (mathematics) Having the same spectrum.
- iteroparous — (of a plant) producing flowers and fruit more than once (usually many times) before dying
- itineration — to go from place to place, especially in a regular circuit, as a preacher or judge.
- ivory coast — a republic in W Africa: formerly part of French West Africa; gained independence 1960. 127,520 sq. mi. (330,275 sq. km). Capital: Abidjan.
- ivory trade — the (esp illegal) trade in the ivory of the tusks of elephants, walruses, and similar animals
- janitorship — the office of janitor
- jargonistic — the language, especially the vocabulary, peculiar to a particular trade, profession, or group: medical jargon.
- journalists — Plural form of journalist.
- k-radiation — one of a series of lines (K-series) in the x-ray spectrum of an atom corresponding to radiation (K-radiation) produced by the transition of an electron to the K-shell.
- kantorovich — Leonid Vitalyevich [ley-uh-nid vi-tal-yuh-vich;; Russian lyi-uh-nyeet vyi-tah-lyuh-vyich] /ˈleɪ ə nɪd vɪˈtæl yə vɪtʃ;; Russian lyɪ ʌˈnyit vyɪˈtɑ lyə vyɪtʃ/ (Show IPA), 1912–86, Soviet mathematician and economist: Nobel Prize in Economics 1975.
- karyotyping — the analysis of chromosomes.
- keratolysis — the loosening or shedding of the horny layer of the epidermis.
- keratolytic — the loosening or shedding of the horny layer of the epidermis.
- keyboardist — the row or set of keys on a piano, organ, or the like.
- killer boat — a boat used for hunting whales and towing them to a factory ship.
- kilometrage — The total distance, in kilometres, travelled.
- kinetograph — a camera for taking pictures for a kinetoscope.
- kiteboarder — A person who participates in kiteboarding.
- l-radiation — one of a series of lines (L-series) in the x-ray spectrum of an atom corresponding to radiation (L-radiation) caused by the transition of an electron to the L-shell.
- labradorite — a feldspar mineral of the plagioclase group, often characterized by a brilliant change of colors, with blue and green most common.