Alphabetical word directory
English words starting with A
Showing words 3,001–3,120 of 3,162. Choose a word to read its meaning, etymology and origin.
auto-related
adjConnected with or involving automobiles (cars, trucks, etc.).
autoantibody
nan antibody produced by the body that acts against one of its own tissues or components.
autobahn
nA German motorway or expressway, especially one without a general speed limit.
autobiographer
nA person who writes the story of their own life.
autobiographic
adjrelating to or in the style of an autobiography; telling the story of one's own life.
autobiographical
adjrelating to or in the style of an autobiography; telling the story of your own life.
autobiographically
advin a way that relates to or is written in an autobiography
autobiography
na book about a person's life, written by that person.
autocephalous
adj(of an Eastern Christian Church) governing itself independently of any external authority, especially having its own head or patriarch.
autochthonous
adjInhabiting a place from the earliest known times; indigenous.
autoclave
nA strong, pressurized container used for heating substances with steam under high pressure, especially for sterilization.
autocorrelation
nA mathematical measure of the similarity between a signal and a time-shifted version of itself, used to find repeating patterns.
autocracy
nA system of government in which one person has absolute power.
autocrat
nA ruler who has absolute power and uses it in a cruel or oppressive way.
autocratic
adjRelating to a ruler who has absolute power.
autodidact
nA person who has learned a subject or skill without the help of a teacher or formal education.
autoerotic
adjRelating to or involving sexual excitement generated by oneself, without the participation of another person.
autofocus
nA device or function that automatically adjusts the focus of a camera or other optical instrument.
autogenic
adjoriginating from within the self or the body; self-generated.
autogenics
nA relaxation technique based on self-suggestion, used to relieve stress and promote physical well-being.
autograph
nA person's own signature, especially that of a famous person.
autograph-seeker
na person who tries to get the signature of a famous person, typically as a hobby or for collection.
autographed
adjBearing the signature of the author, artist, or a famous person, typically written by hand.
autoguider
nAn electronic or optical device that automatically keeps a telescope or camera precisely aimed at a celestial object by tracking its movement.
autoimmune
adjrelating to or caused by antibodies or lymphocytes that attack substances naturally present in the body.
autoimmunity
na condition in which the body produces antibodies that attack its own tissues, leading to disease.
autoloader
na mechanism or device that loads something automatically, especially the next round of ammunition into a firearm or the next item into a machine.
autologous
adjDerived from the same individual.
automaker
nA company that manufactures automobiles.
automat
nA vending machine, especially one that dispenses food or drinks.
automate
vto make a process in a factory or office operate by machines or computers, without needing human control
automated
adjOperated by machines or computers instead of people, with little or no human involvement.
automatic
adj(of a machine or process) working by itself with little or no direct human control.
automatically
advIn a way that works by itself, without direct human control.
automaticity
nThe quality or state of being automatic; the ability to do something without conscious thought, as a result of extensive practice or habit.
automation
nThe use of machines and computers to do work that was previously done by people.
automatism
naction or behavior performed without conscious thought or intention, often as a mechanical response.
automaton
na machine that operates on its own without human control; a robot
automobile
nA road vehicle, typically with four wheels, powered by an internal combustion engine or electric motor and able to carry a small number of people.
automotive
adjrelating to or concerned with motor vehicles
autonomic
adjRelating to the autonomic nervous system, which controls involuntary bodily functions such as heartbeat and digestion.
autonomous
adjHaving the right or power of self-government.
autonomously
advIn a way that is self-governing or independent; without being controlled by others.
autonomy
nThe right or condition of a country, organization, or group to govern itself or control its own affairs.
autopilot
nA device for automatically steering ships, aircraft, and spacecraft.
autopsy
nA medical examination of a dead body to discover the cause of death.
autoregressive
adj(of a statistical model or process) in which the value of a variable at a given time is modeled as a function of its own previous values.
autosomal
adjRelating to or denoting an autosome, any chromosome that is not a sex chromosome.
autoworker
nA person who works in the automobile manufacturing industry.
autumn
nthe season of the year between summer and winter, when leaves change color and the weather becomes cooler
autumnal
adjrelating to or characteristic of autumn.
auxiliary
adjproviding supplementary or additional help and support.
avail
vto be of use or advantage to; to help or benefit
availability
nthe quality or state of being able to be used, obtained, or contacted
available
adjable to be used or obtained; at someone's disposal.
avalanche
na large mass of snow, ice, and rocks that falls down the side of a mountain.
avant-garde
na group of people, especially artists, writers, or musicians, whose work is new, experimental, and often shocking to many people
avarice
nExtreme greed for wealth or material gain.
avaricious
adjHaving or showing an extreme greed for wealth or material gain.
avascular
adjLacking blood vessels or having a poor blood supply.
avatar
nAn icon or figure representing a particular person in a video game, internet forum, etc.
avenge
vto punish or hurt someone in return for harm or a wrong they have done to you, your family, or your friends
avenger
nA person who punishes or seeks to punish someone for a wrong or injury done to themselves or others.
avenging
adjSeeking to harm or punish someone in return for a wrong or injury suffered.
avenue
na wide street in a town or city, often with trees along the sides
aver
vTo state something as a fact; to assert or affirm positively.
average
nThe result you get by adding two or more amounts together and dividing the total by the number of amounts
average-looking
adjHaving an appearance that is neither very attractive nor very unattractive; ordinary or typical in appearance.
average-size
adjOf a size that is typical, ordinary, or not unusually large or small.
average-sized
adjOf a size that is neither very large nor very small; typical or ordinary in size.
averaged
vTo calculate or find the arithmetic mean of a set of numbers.
averageness
nThe state or quality of being average, ordinary, or typical.
averse
adjhaving a strong feeling of not liking or opposing something
aversion
na strong feeling of dislike or unwillingness to do something
aversive
adjcausing strong dislike or avoidance; repulsive
avert
vto prevent something bad or dangerous from happening
averted
vturned away or aside
avian
adjRelating to birds.
aviary
nA large cage, building, or enclosure for keeping birds in.
aviation
nthe activity or business of operating aircraft
aviator
na person who operates an aircraft, especially as a pilot
avid
adjHaving or showing a keen interest in or enthusiasm for something.
avidity
nextreme eagerness or enthusiasm
avidly
advIn an extremely eager or enthusiastic manner.
avionics
nthe science and technology of electronic systems and devices used in aviation and astronautics.
avocado
na tropical fruit with a thick, dark green or purple skin, soft, pale green flesh, and a large stone in the middle
avocation
na hobby or minor occupation.
avocational
adjRelating to or being an activity done for pleasure, not as a main job.
avoid
vTo stay away from or keep from happening.
avoidable
adjAble to be avoided or prevented.
avoidance
nThe action of keeping away from or not doing something.
avoided
vTo stay away from or keep oneself from doing something.
avoider
nA person or thing that avoids something.
avow
vTo state openly and firmly; to acknowledge or admit something, often something one might be reluctant to admit.
avowal
na statement in which you say or admit something that you believe, support, or intend to do
avowed
adjStated or admitted openly and without shame.
avowedly
advin a way that is openly admitted or declared
avulsion
nThe action of pulling or tearing something away, especially a part of the body.
avuncular
adjBehaving in a kind and friendly way towards someone younger, like an uncle.
aw
interjUsed to express mild protest, entreaty, sympathy, or sentiment.
aw-shucks
adjDeliberately or affectedly modest, self-deprecating, or folksy in manner
await
vTo wait for or be in store for someone or something.
awaited
v(past tense and past participle of 'await') to wait for or be in store for something
awaiting
v(transitive) To wait for or expect something or someone.
awake
adjNot sleeping
awaken
vto stop sleeping; to wake from sleep
awakened
adjhaving been roused from sleep; no longer asleep.
awakening
nThe act of waking from sleep
award
vTo give something, such as a prize or payment, to someone as a result of an official decision.
award-winning
adjHaving won an award or awards; recognized for excellence.
awarding
verb (present participle)The act of giving something, such as a prize, money, or a contract, as a result of an official decision.
aware
adjKnowing or realizing something; having knowledge or perception of a situation or fact.
awareness
nKnowledge or perception of a situation or fact.
awash
adjcovered or flooded with water, especially seawater.
away
advto or at a distance from a particular place, person, or thing
awe
na feeling of great respect mixed with fear or wonder
awe-inspiring
adjcausing feelings of great admiration, respect, or fear
awe-struck
adjfilled with or showing a feeling of great respect and wonder mixed with fear
awed
adjFeeling or showing a mixture of respect, fear, and wonder.
awesome
adjextremely impressive or daunting; inspiring great admiration, apprehension, or fear.