18-letter words containing u, r, i
- indefinite pronoun — a pronoun, as English some, any, somebody, that leaves unspecified the identity of its referent.
- indentured servant — a person who came to America and was placed under contract to work for another over a period of time, usually seven years, especially during the 17th to 19th centuries. Generally, indentured servants included redemptioners, victims of religious or political persecution, persons kidnapped for the purpose, convicts, and paupers.
- indestructibleness — The quality of being indestructible.
- indirect discourse — discourse consisting not of an exact quotation of a speaker's words but of a version transformed from them for grammatical inclusion in a larger sentence. He said he was hungry is an example of indirect discourse.
- individual liberty — the liberty of an individual to exercise freely those rights generally accepted as being outside of governmental control.
- indolebutyric acid — a white or yellowish, crystalline, water-insoluble powder, C 12 H 13 O 2 N, a plant hormone similar to indoleacetic acid and used for the same purposes.
- induction ceremony — a ceremony held to mark a person's formal introduction or entry into an office, position, group, etc
- induction training — training intended to enable new staff and recruits to do their work
- inductive relation — A relation R between domains D and E is inductive if for all chains d1 .. dn in D and e1 .. en in E,
- industrial diamond — a small often synthetic diamond, valueless as a gemstone, used in cutting tools, abrasives, etc
- industrial disease — occupational disease (def 1).
- industrial dispute — disagreement between workers and managers
- industrial hygiene — the science that assesses, controls, and prevents occupational factors or sources of stress in the workplace that may significantly affect the health and well-being of employees or of the community in general
- industrial vehicle — a vehicle designed for use in industry
- information bureau — an office where you can go to get information
- informatory double — a double intended to inform one's partner that one has a strong hand and to urge a bid regardless of the strength of his or her hand.
- inner automorphism — an automorphism that maps an element x into an element of the form axa −1 where a −1 is the inverse of a.
- inquisitor-general — the head of the Spanish court of Inquisition
- inseam measurement — (in tailoring) the measurement on a pair of trousers or on a person of the inside leg from the crotch to the ankle
- instruction manual — how-to, usage guide
- instrument landing — an aircraft landing accomplished by use of gauges on the instrument panel and ground-based radio equipment, with limited reference to outside visual signals.
- instrument station — station (def 14a).
- insurable interest — a financial or other interest in the life or property covered by an insurance contract, without which the contract cannot be enforced
- insurance adjuster — An insurance adjuster is the same as a claims adjuster.
- insurance salesman — male: sells insurance
- integrated circuit — a circuit of transistors, resistors, and capacitors constructed on a single semiconductor wafer or chip, in which the components are interconnected to perform a given function. Abbreviation: IC.
- integrated studies — a course that includes a number of subjects and is organized by theme
- intercartilaginous — (anatomy) Within cartilage.
- intercommunication — to communicate mutually, as people.
- interinstitutional — Between institutions.
- interior monologue — Literature. a form of stream-of-consciousness writing that represents the inner thoughts of a character.
- international unit — an internationally agreed upon standard, as measured by bioassay, to which samples of a substance, as a drug or hormone, are compared to ascertain their relative potency.
- inventory turnover — Inventory turnover is a measure of the efficiency of a company, that is calculated by dividing the cost of goods sold by average inventory.
- inverse square law — one of several laws relating two quantities such that one quantity varies inversely as the square of the other, as the law that the illumination produced on a screen by a point source varies inversely as the square of the distance of the screen from the source.
- involuntary muscle — muscle: contracts involuntarily
- iron (ii) sulphate — an iron salt with a saline taste, usually obtained as greenish crystals of the heptahydrate, which are converted to the white monohydrate above 100°C: used in inks, tanning, water purification, and in the treatment of anaemia. Formula: FeSO4
- irregular variable — a variable star whose brightness variation is irregular.
- isthmus of corinth — a narrow strip of land between the Gulf of Corinth and the Saronic Gulf: crossed by the Corinth Canal making navigation possible between the gulfs
- iverson's language — APL, which went unnamed for many years.
- junior common room — (in certain universities and colleges) a common room for the use of students
- junior heavyweight — a boxer weighing up to 190 pounds (85.5 kg), between light heavyweight and heavyweight.
- junior high school — a school attended after elementary school and usually consisting of grades seven through nine.
- junior lightweight — a boxer weighing up to 130 pounds (58.5 kg), between featherweight and lightweight.
- justice department — the United States federal department for enforcing federal laws
- keep your hair on! — keep calm
- keep your shirt on — refrain from losing your temper (often used as an exhortation to another)
- kerry blue terrier — one of an Irish breed of terriers having a soft, wavy, bluish-gray coat.
- king's regulations — (in Britain and the Commonwealth when the sovereign is male) the code of conduct for members of the armed forces that deals with discipline, aspects of military law, etc
- kirkcudbrightshire — a historic county in SW Scotland.
- kura kaupapa māori — a primary school where teaching is based on Māori language and culture