17-letter words containing t, o, u, r
- henry of portugal — ("the Navigator") 1394–1460, prince of Portugal: sponsor of geographic explorations.
- heterochlamydeous — (of a plant) having a perianth consisting of distinct sepals and petals
- homeland security — national defence
- horticulturalists — Plural form of horticulturalist.
- hot-and-sour soup — a spicy Chinese soup made with pork, chicken, beans, vinegar, etc., served hot
- housekeeping cart — A housekeeping cart is a large metal basket on wheels which is used by a cleaner in a hotel to move clean bed linen, towels, and cleaning equipment.
- how's-your-father — sexual intercourse
- hydrotherapeutics — hydrotherapy.
- illocutionary act — an act performed by a speaker by virtue of uttering certain words, as for example the acts of promising or of threatening
- immunofluorescent — Of, pertaining to, or using immunofluorescence.
- immunosuppressant — (pharmacology) Capable of immunosuppression, immunosuppressive.
- immunotherapeutic — (immunology, medicine) Of a pharmaceutical, acting on the immune system to treat disease; used in immunotherapy.
- in the background — behind the focus of attention
- incubation period — the period between infection and the appearance of signs of a disease.
- indecent exposure — the intentional exposure of one's body's privates in a manner that gives offense against accepted or prescribed behavior.
- indirect question — An indirect question is the same as a reported question.
- induction furnace — a type of electric furnace used for melting a charge of scrap by the heat produced by its own electrical resistance.
- industrial action — job action.
- industrial school — a school for teaching one or more branches of industry; trade or vocational school.
- industrialisation — Alternative spelling of industrialization.
- industrialization — the large-scale introduction of manufacturing, advanced technical enterprises, and other productive economic activity into an area, society, country, etc.
- insectivorous bat — any bat of the suborder Microchiroptera, typically having large ears and feeding on insects. The group includes common bats (Myotis species), vampire bats, etc
- insupportableness — The state of being insupportable; insufferableness.
- insurmountability — incapable of being surmounted, passed over, or overcome; insuperable: an insurmountable obstacle.
- integral equation — an equation in which an integral involving a dependent variable appears.
- integral function — an entire function.
- integrated course — a course that covers several subjects
- intercolumniation — the space between two adjacent columns, usually the clear space between the lower parts of the shafts.
- intercommunicated — Simple past tense and past participle of intercommunicate.
- intercommunicates — Third-person singular simple present indicative form of intercommunicate.
- iron constitution — a particularly strong and resistant physical make-up
- irrational number — a number that cannot be exactly expressed as a ratio of two integers.
- irreproducibility — The quality of not being reproducible.
- it's your funeral — If someone says to you 'It's your funeral', they think your decision or your actions will have bad consequences for you, but they are unwilling to interfere.
- italian greyhound — one of an Italian breed of toy dogs resembling a greyhound.
- juazeiro do norte — a city in Bahia state, NE Brazil.
- judgment of paris — the decision by Paris to award Aphrodite the golden apple of discord competed for by Aphrodite, Athena, and Hera.
- junior technician — a rank in the RAF senior to aircraftman: comparable to that of private in the army
- jus primae noctis — droit du seigneur.
- kastor and pollux — Castor and Pollux.
- l'hospital's rule — the theorem that for the quotient of two functions satisfying certain conditions on a given closed interval, each having infinite limit or zero as limit at a given point, the limit of the quotient at the given point is equal to the limit of the quotient of the derivatives of each function.
- la perouse strait — a strait between S Sakhalin Island, Russia and N Hokkaido Island, Japan connecting the Sea of Okhotsk and the Sea of Japan. 25 miles (40 km) wide.
- label edge router — (networking) (LER) A device that sits at the edge of an MPLS domain, that uses routing information to assign labels to datagrams and then forwards them into the MPLS domain.
- ladder tournament — a tournament in which the entrants are listed by name and rank, advancement being by means of challenging and defeating an entrant ranked one or two places higher.
- lambdoidal suture — the lambda-shaped seam or line of joining between the occipital and two parietal bones at the back part of the skull.
- lance of courtesy — a lance having a blunt head to prevent serious injury by a jouster to an opponent.
- langmuir isotherm — A Langmuir isotherm is a classical relationship between the concentrations of a solid and a fluid, used to describe a state of no change in the sorption process.
- last-in first-out — stack
- laurent's theorem — the theorem that a function that is analytic on an annulus can be represented by a Laurent series on the annulus.
- le morte d'arthur — a compilation and translation of French Arthurian romances by Sir Thomas Malory, printed by Caxton in 1485.