11-letter words containing o, r, a, i
- atrociously — extremely or shockingly wicked, cruel, or brutal: an atrocious crime.
- attic order — a low pilaster of any order set into the cornice of a building
- attorneyism — the slyness and cleverness associated with attorneys
- attractions — Plural form of attraction.
- attribution — the act of attributing; ascription.
- attritional — a reduction or decrease in numbers, size, or strength: Our club has had a high rate of attrition because so many members have moved away.
- auctioneers — Plural form of auctioneer.
- audiometers — Plural form of audiometer.
- audiometric — the testing of hearing by means of an audiometer.
- auditoriums — Plural form of auditorium.
- auditorship — the position or function of auditor
- austronesia — the islands of the central and S Pacific, including Indonesia, Melanesia, Micronesia, and Polynesia
- authorising — Present participle of authorise.
- authorities — the power to determine, adjudicate, or otherwise settle issues or disputes; jurisdiction; the right to control, command, or determine.
- authorizing — Present participle of authorize.
- auto racing — the sport of racing automobiles in which drivers compete against each other on a course designed for racing or on closed public roads.
- auto-dialer — a telephone device that makes possible a service feature (au·to-dial) whereby a call is automatically made in response to a brief input signal from the user, as the pressing of a button.
- auto-erotic — producing sexual excitement or pleasure without association with another person or external stimulation.
- autocracies — Plural form of autocracy.
- autodialers — Plural form of autodialer.
- autodialler — Alternative spelling of autodialer.
- autoerotism — pleasurable sensations or tensions arising in the erogenous body zones without external stimulation
- autographic — of, for, or like an autograph or autographs
- automorphic — shaped and designed after oneself
- autotrophic — (of organisms such as green plants) capable of manufacturing complex organic nutritive compounds from simple inorganic sources such as carbon dioxide, water, and nitrates, using energy from the sun
- autowinders — Plural form of autowinder.
- autozeroing — (electronics) A sampling technique that measures an offset from zero and later compensates by subtracting the difference.
- auxochromic — any radical or group of atoms that intensifies the color of a substance.
- auxotrophic — designating or of a mutant organism requiring more nutritional substances than its prototrophic parent because it has lost the ability to make a certain enzyme
- aversion-to — a strong feeling of dislike, opposition, repugnance, or antipathy (usually followed by to): a strong aversion to snakes and spiders.
- avoirdupois — a system of weights used in many English-speaking countries. It is based on the pound, which contains 16 ounces or 7000 grains. 100 pounds (US) or 112 pounds (Brit) is equal to 1 hundredweight and 20 hundredweights equals 1 ton
- axonometric — of or relating to a projection method of representing three-dimensional objects on a flat surface
- azido group — the univalent group N 3 −, derived from hydrazoic acid.
- azoospermia — absence of spermatozoa in the semen
- azores high — a subtropical high centered near the Azores.
- bacciferous — bearing berries
- baccivorous — feeding on berries
- bachelorism — bachelorhood
- bacilliform — shaped like a rod
- back boiler — a tank or series of pipes at the back of a fireplace for heating water
- bacteriocin — any protein-based toxin given off by bacteria to prevent the growth of related bacteria nearby
- bacteriosis — any bacterial disease
- bacteroides — any of several rod-shaped, anaerobic bacteria of the genus Bacteroides, occurring in the alimentary and genitourinary tracts of humans and other mammals, certain species of which are pathogenic.
- baculovirus — any of a family of viruses that attack insects and other arthropods, used as biological pesticides
- balmorality — an idealization of Scottish traditions and culture
- bankrolling — Present participle of bankroll.
- bar-hopping — Informal. to go to a succession of bars or nightclubs, with a brief stay at each.
- baranovichi — a city in W central Belarus, SW of Minsk.
- barbie doll — a teenage doll with numerous sets of clothes and accessories
- barfulation — /bar`fyoo-lay'sh*n/ Variation of barf used around the Stanford area. An exclamation, expressing disgust. On seeing some particularly bad code one might exclaim, "Barfulation! Who wrote this, Quux?"