11-letter words containing o, a, r
- aggradation — to raise the grade or level of (a river valley, a stream bed, etc.) by depositing detritus, sediment, or the like.
- aggravation — the act of aggravating, or making worse, or the condition of being aggravated
- aggregation — the act or process of aggregating
- aggregators — Plural form of aggregator.
- aggregatory — formed by the conjunction or collection of particulars into a whole mass or sum; total; combined: the aggregate amount of indebtedness.
- aggressions — the action of a state in violating by force the rights of another state, particularly its territorial rights; an unprovoked offensive, attack, invasion, or the like: The army is prepared to stop any foreign aggression.
- aggrupation — (Philippines) A group, an organization.
- agoraphobia — an abnormal fear of being in open or public places
- agoraphobic — Someone who is agoraphobic suffers from agoraphobia.
- agranulosis — (rare) agranulocytosis.
- agriproduct — a product that is a result of agribusiness
- agritourism — tourism in which customers stay in accommodation on working farms and may have the opportunity to help with farm work
- agrobiology — the science of plant growth and nutrition in relation to agriculture
- agronomical — the science of soil management and the production of field crops.
- agronomists — Plural form of agronomist.
- agrostology — the branch of botany concerned with the study of grasses
- agrotourism — tourism in which tourists take part in farm or village activities, as animal and crop care, cooking and cleaning, handicrafts, and entertainments.
- ahistorical — not related to history; not historical
- ailurophile — a person who likes cats
- ailurophobe — a person who dislikes or is afraid of cats
- air command — the Canadian air force
- air cushion — an inflatable cushion, usually made of rubber or plastic
- air hostess — An air hostess is a woman whose job is to look after the passengers in an aircraft.
- air officer — a term used to denote the appointment of any officer in the Royal Air Force above the rank of Air Commodore to a position of command
- air station — an airfield, usually smaller than an airport but having facilities for the maintenance of aircraft
- airboarding — a snow sport in which participants slide down slopes headfirst lying flat on an inflatable board
- airdropping — Present participle of airdrop.
- airport bus — a public bus that takes passengers to and from the airport, usually connecting the city centre and (at a large airport) the different terminals
- airport tax — Airport tax is a tax that airline passengers have to pay in order to use an airport.
- alarm clock — An alarm clock is a clock that you can set to make a noise so that it wakes you up at a particular time.
- albatrosses — Plural form of albatross.
- albedometer — an instrument that measures the albedo of a surface.
- album cover — the front of the outer packaging of a record album, usually decorated and showing its title and the name of the artist
- alcyonarian — any of various colonial anthozoans of the subclass Alcyonaria with eight tentacles and other body parts in branches or segments of eight
- aldermaston — a village in S England, in West Berkshire unitary authority, Berkshire, SW of Reading: site of the Atomic Weapons Research Establishment and starting point of the Aldermaston marches (1958–63), organized by the Campaign for Nuclear Disarmament. Pop: 927 (2001)
- alderperson — a member of a municipal legislative body, especially of a municipal council.
- aldosterone — the principal mineralocorticoid secreted by the adrenal cortex. A synthesized form is used in the treatment of Addison's disease. Formula: C21H27O5
- aldotetrose — (carbohydrate) Any aldose having four carbon atoms.
- alendronate — (organic chemistry) Any salt or ester of alendronic acid.
- aleuromancy — (in ancient times) the use of flour as a means of divination.
- alford plea — Law. a pleading of guilty in a plea bargain in which the defendant maintains his or her innocence.
- algorithmic — a set of rules for solving a problem in a finite number of steps, as for finding the greatest common divisor.
- alkali rock — any igneous rock with a marked preponderance of alkali and a low percentage of silica.
- alkyl group — any of a series of univalent groups of the general formula C n H 2n+1 , derived from aliphatic hydrocarbons, as the methyl group, CH 3 −, or ethyl group, C 2 H 5 −.
- all aboard! — a warning to passengers to board a vehicle, ship, etc
- all-purpose — You use all-purpose to refer to things that have lots of different uses or can be used in lots of different situations.
- all-rounder — Someone who is an all-rounder is good at a lot of different skills, academic subjects, or sports.
- allegorical — An allegorical story, poem, or painting uses allegory.
- allegorized — Simple past tense and past participle of allegorize.
- allegorizer — a person who talks in or explains by means of allegories