11-letter words starting with a
- advertizing — the act or practice of calling public attention to one's product, service, need, etc., especially by paid announcements in newspapers and magazines, over radio or television, on billboards, etc.: to get more customers by advertising.
- advertorial — An advertorial is an advertisement that uses the style of newspaper or magazine articles or television documentary programmes, so that it appears to be giving facts and not trying to sell a product.
- advice boat — a fast boat for conveying messages; dispatch boat.
- advice line — An advice line is a service that you can telephone in order to get advice about something.
- advice note — a document sent by a supplier to a customer to inform him that goods he ordered have been dispatched. It usually gives details such as the quantity of goods and how they have been sent
- advisedness — the quality of being advised; consideration or caution
- advisership — the office or post of an adviser
- adzharistan — an autonomous region in SW Georgia, bordered by Turkey and the Black Sea. 1120 sq. mi. (2900 sq. km). Capital: Batumi.
- adzuki bean — the brown edible seed of a leguminous plant, Phaseolus angularis,, widely eaten in China and Japan
- aeciospores — Plural form of aeciospore.
- aegospotami — a river of ancient Thrace that flowed into the Hellespont. At its mouth the Spartan fleet under Lysander defeated the Athenians in 405 bc, ending the Peloponnesian War
- aelurophile — ailurophile.
- aelurophobe — ailurophobe.
- aeneolithic — Chalcolithic.
- aeolotropic — anisotropic
- aequo animo — with an even mind; with composure.
- aerial mast — a mast on which an aerial is mounted
- aerial mine — Military. a mine designed to be dropped from the air into water.
- aerial root — a root that grows from the stem of a plant, above ground or above water
- aero engine — an engine for powering an aircraft
- aero-optics — the study of the effect of aircraft-induced and atmospheric disturbances on the efficiency of laser weapons
- aerobically — in an aerobic manner
- aerobiology — the study of airborne organisms, spores, etc
- aerobraking — the use of aerodynamic braking in extremely low-density atmospheres in space at hypersonic Mach numbers
- aeroculture — a method of growing plants without soil by suspending them above sprays that constantly moisten the roots with water and nutrients.
- aerodonetic — Relating to aerodonetics.
- aerodromics — (obsolete) The science of flying airplanes.
- aerodynamic — If something such as a car has an aerodynamic shape or design, it goes faster and uses less fuel than other cars because the air passes over it more easily.
- aeroelastic — capable of changing shape under aerodynamic forces
- aerokinesis — An ability to control the movement of air.
- aeromedical — relating to the medical treatment of disorders associated with air or space travel
- aeronautics — Aeronautics is the science of designing and building aeroplanes.
- aerosol can — a container for substances stored as aerosols, such as paint, polish, or insecticide
- aerosolised — Simple past tense and past participle of aerosolise.
- aerosolized — Simple past tense and past participle of aerosolize.
- aerostatics — the study of gases in equilibrium and bodies held in equilibrium in gases
- aerostation — the science of operating lighter-than-air craft
- aerotropism — the growth of plants towards or away from a source of oxygen
- aesculapian — of or relating to Aesculapius or to the art of medicine
- aesculapius — the Roman god of medicine or healing
- aesthetical — of or relating to aesthetics.
- aestivation — the act or condition of aestivating
- aetiologies — Plural form of aetiology.
- affableness — The state or quality of being affable.
- affectation — If you say that someone's attitude or behaviour is an affectation, you disapprove of the fact that it is not genuine or natural, but is intended to impress other people.
- affectingly — In a manner so as to affect.
- affectional — relating to or implying affection.
- affectioned — Simple past tense and past participle of affection.
- affectively — in an emotional manner
- affectivity — of, caused by, or expressing emotion or feeling; emotional.