automotors
plural of automotor

autoparking
Synonym of self-parking (“sensor-based system for parking a vehicle automatically”).

autoped
A motorized kick scooter, used from the early 1910s through the early 1920s.

autopeds
plural of autoped

autophile
An automobile enthusiast.

autophiles
plural of autophile

autopia
An urban landscape designed for use by the automobile.

autopias
plural of autopia

autorack
A railroad car designed for the transport of cars.

autoracks
plural of autorack

autos
plural of auto

autoscape
A landscape dominated by, or designed to be viewed from, motor vehicles.

autoscapes
plural of autoscape

autosear
Alternative form of auto sear.

autosears
plural of autosear

autoshuffle
Alternative form of auto-shuffle.

autospeak
Thoughtless, automatic speech.

autostabilizer
An automatic stabilizer

autostabilizers
plural of autostabilizer

autostrada
A motorway in Italy (and some other countries)

autosub
An autonomous submarine vehicle.

autosubs
plural of autosub

autothrottle
An automatic throttle, allowing a pilot to control the power setting of an aircraft's engines by specifying a desired flight characteristic, rather than manually controlling fuel flow.

autothrottles
plural of autothrottle

autotrain
A type of push-pull train incorporating a tank engine and passenger coaches fitted with a driver's cab.

autotrains
plural of autotrain

autotransporter
A structural domain found in some bacterial outer membrane proteins.

autotransporters
plural of autotransporter

autotruck
A truck (type of motor vehicle).

autotrucks
plural of autotruck

autotypies
plural of autotypy

autotypy
An early photographic process that produced autotypes using a carbon pigment.

av
Abbreviation of average.
Abbreviation of audiovisual.

averages
plural of average

avgas
Gasoline fuel for piston-engined aircraft.

avgases
plural of avgas

avgasses
plural of avgas

aviation
The art or science of making and flying aircraft.
Flying, operating, or operation of aircraft.
Industry that produces aircraft.
Aircraft.
A cocktail made with gin, maraschino liqueur, crème de violette, and lemon juice.

aviations
plural of aviation

aviator
An aircraft pilot, especially a military pilot. The use of the word may imply claims of superior airmanship, as in navy aviator vs. air force pilot.
An experimenter in aviation.
A flying machine.

aviators
plural of aviator

aviatress
A female pilot of an aircraft

aviatresses
plural of aviatress

aviso
Advisory; information; advice; intelligence.
A kind of dispatch boat or "advice boat", carrying orders before the development of effective remote communication; an advice boat, or dispatch boat.
A mid-sized colonial warship.

avisoes
plural of aviso

avisos
plural of aviso

avitours
plural of avitour

avtur
Jet fuel (fuel used by aircraft turbine engines).

avturs
plural of avtur

avunculate
The relationship between a man and his sister's children, generally her sons.
Among certain tribal peoples, for example, the Korowai, a special relationship between a man and a maternal uncle, and the mutual responsibilities between them.

avunculates
plural of avunculate

awayday
A business event, such as a team-building exercise, training course or internal meeting, that takes place away from the office without the usual distractions.

awaydays
plural of awayday

axle
Shoulder.

axleguard
Alternative form of axle guard.

axleguards
Plural of axleguard.

axleload
Alternative form of axle load.

axleloads
plural of axleload

axlerod
Synonym of axletree.

axlerods
plural of axlerod

axles
plural of axle

axletree
A bar or beam of wood or iron, connecting the opposite wheels of a carriage, on the ends of which the wheels revolve.
A spindle or axle of a wheel.
A stimulus or driving force.

axletrees
plural of axletree

axleweight
Alternative form of axle weight.

axleweights
plural of axleweight.

azaadamantane
A polycyclic heterocycle formally derived from adamantane by replacing a carbon (and hydrogen) atom with a nitrogen atom; any derivative of this compound

azaadamantanes
plural of azaadamantane

azaarene
Any organic compound formally derived from an arene by replacing a carbon atom (or a -CH= group) with a nitrogen atom

azaarenes
plural of azaarene

azabicyclo
A bicyclo group in which a carbon atom has been replaced by one of nitrogen

azaindazole
Any derivative of an indazole in which a carbon atom has been replaced by one of nitrogen

azaphenalene
A tricyclic aromatic heterocycle formally derived from phenalene by replacing a carbon atom (of the cyclohexene ring) by nitrogen (more precisely, an >NH group)

azapurine
Any derivative of a purine in which the carbon atom in the 8- position is replaced by nitrogen

azapurines
plural of azapurine

azaspiran
Any spiran having one or more carbon atoms (in one of the rings) replaced by nitrogen.

azaspirane
Alternative form of azaspiran.

azaspirans
plural of azaspiran

azidocarbonyl
Any azido derivative of a carbonyl group

azidocarbonyls
plural of azidocarbonyl

azipod
An azimuth thruster, an engine and ships' propeller in an underslung pod that is azimuth adjustable, to replace a fixed-azimuth propeller and rudder configuration.

azipods
plural of azipod

azlactone
Any of a class of organic compounds formed by the cyclization of N-acyl-α-amino acids; they are five-membered heterocycles containing both a nitrogen and oxygen atom in the ring, with the oxygen adjacent to a carbonyl.

azlactones
plural of azlactone

azzhoe
Pronunciation spelling of asshole.

azzhoes
plural of azzhoe

babeships
plural of babeship

babiness
Alternative spelling of babyness.

babycatcher
Alternative form of baby-catcher.

babyness
The property or state of being a baby or being babylike.
Babylike physical traits, such as large eyes, theorized by Konrad Lorenz to evoke a caregiving response in adults.

babyships
plural of babyship

babysittings
plural of babysitting

bac
A broad, flat-bottomed ferryboat, usually worked by a rope.
A vat or cistern.

baccara
Alternative form of baccarat (“French card game”).

baccarat
A card game resembling chemin de fer with many forms, usually entailing the player(s) betting against two or three hands dealt, and also bearing some similarities to blackjack.

baccarats
plural of baccarat.

bachelorships
plural of bachelorship

backband
A strap that passes over the back of a horse, used to hold up the shafts of a carriage.

backbands
plural of backband

backbench
relating to the back benches in parliament
Pertaining to the preparation of a donor organ prior to transplantation.
Secondary or inactive.

backbenches
plural of backbench

backboard
The flat vertical surface to which the basket is attached.
A flat vertical wall with the image of a tennis net drawn or painted on it, designed to practice hitting against such that the ball rebounds.
A spine board.
A board placed at the back of a cart, boat, behind a signal, etc.

backboards
plural of backboard

backbreaker
A strenuous and exhausting task, typically involving physical effort.

backbreakers
plural of backbreaker

backcare
The care of the back.

backdoor
Alternative form of back door.

backhaul
To transmit (data or footage) from a remote site to a central site from where it is re-transmitted.

backhauls
third-person singular simple present indicative of backhaul

backlight
Light shining from a source behind the object of interest or attention.
Light shining from a source behind the object of interest or attention.
Light shining from a source behind the object of interest or attention.
Light shining from a source behind the object of interest or attention.
The rear window of a motor car.

backlights
plural of backlight

backloadings
plural of backloading

backorder
An order that cannot be currently filled or shipped, but is requested nonetheless for when the item becomes available again.

backorders
plural of backorder

backover
An accident in which a motor vehicle reverses over an unseen person.

backovers
plural of backover