9-letter words containing o, r, i
- arsonists — Plural form of arsonist.
- art union — a lottery, often with prizes other than cash
- artemotil — A fast-acting blood schizonticide specifically indicated for the treatment of chloroquine-resistant Plasmodium falciparum malaria and cerebral malaria cases.
- arteriola — (anatomy) An arteriole.
- arteriole — any of the small subdivisions of an artery that form thin-walled vessels ending in capillaries
- arthrodia — a joint
- arthrosis — a bone joint which enables movement
- artichoke — Artichokes or globe artichokes are round green vegetables that have fleshy leaves arranged like the petals of a flower.
- artmobile — a truck trailer outfitted to transport and exhibit works of art in areas without access to museums.
- arylation — to introduce one or more aryl groups into (a compound).
- arytenoid — denoting either of two small cartilages of the larynx that are attached to the vocal cords
- aspersion — a disparaging or malicious remark; slanderous accusation (esp in the phrase cast aspersions (on))
- aspirator — a device employing suction, such as a jet pump or one for removing fluids from a body cavity
- assertion — a positive statement, usually made without an attempt at furnishing evidence
- assorting — Present participle of assort.
- assortive — to distribute, place, or arrange according to kind or class; classify; sort.
- asteroids — Plural form of asteroid.
- astroglia — The group of star-shaped glial cells in the brain and spinal cord.
- atherosis — (pathology) atheroma.
- atomizers — Plural form of atomizer.
- atriotomy — (medicine) The surgical opening of an atrium.
- atrocious — If you describe something as atrocious, you are emphasizing that its quality is very bad.
- atrophied — exhibiting or affected with atrophy; wasted; withered; shriveled: an atrophied arm; an atrophied talent.
- atrophies — Also, atrophia [uh-troh-fee-uh] /əˈtroʊ fi ə/ (Show IPA). Pathology. a wasting away of the body or of an organ or part, as from defective nutrition or nerve damage.
- attornies — Plural form of attorny.
- attrition — Attrition is a process in which you steadily reduce the strength of an enemy by continually attacking them.
- au poivre — coated with crushed black peppercorns, sautéed, and usually flamed with brandy and served with a sauce
- au revoir — goodbye
- auctorial — of or relating to an author
- audiogram — a graphic record of the acuity of hearing of a person obtained by means of an audiometer
- auditoria — the space set apart for the audience in a theater, school, or other public building.
- auranofin — a gold-containing compound, C 20 H 34 AuO 9 PS, used orally in the treatment of rheumatoid arthritis.
- aureation — (rhetoric) The enhancement of the seriousness of a topic by the use of elaborate circumlocutions or polysyllabic or Latinate words for it.
- auriscope — a medical instrument for examining the external ear
- auriscopy — (medicine) Examination of the ear using an auriscope.
- aurobindo — Sri (Sri Aurobindo Ghose) 1872–1950, Indian scholar and spiritual leader.
- authorial — Authorial means relating to the author of something such as a book or play.
- authoring — Authoring is the creation of documents, especially for the Internet.
- authorise — to give authority or official power to; empower: to authorize an employee to sign purchase orders.
- authorish — like or similar to an author
- authorism — the state or condition of being author
- authority — The authorities are the people who have the power to make decisions and to make sure that laws are obeyed.
- authorize — If someone in a position of authority authorizes something, they give their official permission for it to happen.
- autocrime — a crime involving a motor vehicle, esp the theft of a car
- autocrine — relating to self-stimulation, through the production of a factor and a specific receptor for it
- autogiros — Plural form of autogiro.
- autotimer — a device for turning a system on and off automatically at times predetermined by advance setting
- averroism — the teachings of Averroës
- aversions — Plural form of aversion.
- avicebron — (Solomon ben Judah ibn-Gabirol) 1021?–58, Jewish poet and philosopher in Spain.