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A

A

∞ 1.0
The first letter of the English alphabet
  • noun
  • /eɪ/
: a
  • The teacher praised him for achieving straight As this semester.
  • A and B
  • A, B, C
  • an A grade

That's almost like what a A is for you.

Examples

  • - Give me an A!

  • Below them, Izmir lay in its urban haze like exhibit A before the jury.

    Fiction book (1999)
  • In other words, what do I have to do to get an A, a B, or to just pass?

    Academic text (2015)
  • And my whole life is riding on an A in this class.

  • Keeping an A is harder than getting an A.

  • You need an A.

  • [Lois] Yes, he got an A in math today.

  • You mean to tell me that you argued your way from a C-plus to an A-minus?

  • Is that Elise with an “A” or an “E”?

  • I received an A on my math test, which made me very proud.

Synonyms

a
vsA
520 1.0

The first letter of the English alphabet

is the uppercase form of the same letter

Idioms

∞ 1.0

To a very great degree

∞ 1.0

A small amount, not very much

∞ 1.0

To a small degree or amount

∞ 1.0

For a short time

∞ 3.2

A phrase that shows someone or something is very noticeable and impressive

757 1.0

Together in a single group

of a sudden
  • Informal
743 7.1

Happens quickly and without warning

all of a sudden
  • Informal
737 2.7

Very quickly and without warning

734 3.2

To some extent from a certain point of view

518 2.2

To know many things about a subject

To say that something is true, often when it is surprising

429 1.8

A large amount or a big saving when buying something

399 1.0

Ask someone to wait for a very short time

381 1.9

Handle each person or thing in turn, not all at once

quite a bit
  • Informal
354 2.8

A fairly large amount

353 1.6

Sometimes, but not very often

349 2.4

A little similar to something you know

213 3.5

Considering all parts together

211 1.0

Traveling away from home to visit another place for holiday or work

It will certainly happen, but you do not know when

175 1.8

Shows that something is done a lot

161 2.8

At a distance of one mile or very easy to notice

136 9.0

A very impressive or powerful example of something

120 4.2

Punish someone so they learn not to do it again

heck of a
  • Informal
120 8.1

Very impressive or very difficult

Happens often at set times

107 1.2

Ask someone to wait for a short time

106 5.2

Similar to other things of the same type but not exactly the same

After a very short time

100 1.0

In a friendly way while smiling

give me a break
  • Informal
100 7.9

Ask someone to stop criticizing or asking too much of you

89 1.8

Different things put together form one thing

88 3.6

To make a big difference

To help a lot or make something much better

to be a man
  • Informal
80 7.3

Act with courage and responsibility when facing a hard situation

Words people say when they are surprised to see something

78 2.4

To a great degree

An amount multiplied by one hundred

76 3.6

Only one thing or person like it exists

76 2.4

A small amount of something you can just notice

a thing or two
  • Informal
75 3.7

Some useful knowledge or experience about a subject

75 2.3

A small amount of something added to improve or change it

like a man
  • Informal
74 7.2

Acting with courage and responsibility when facing a problem

Be closely connected to something or happen because of it

To describe someone or something in detail so the reader can imagine them

A thing you wanted for a long time that finally happens

64 2.3

Together, all people act or decide as one

to ring a bell
  • Informal
63 3.5

To seem familiar and make you remember something

being a bitch
  • Offensive
63 9.9

Treating other people in an unkind, harsh way

62 1.0

People or things placed so they form a round shape

Completely sure with no chance of being wrong

out on a limb
  • Informal
54 7.0

In a risky position without support from others

Compounds

∞ 1.0

A small number of people or things, more than one but not many

∞ 1.0

A small number of things or people, usually two but sometimes a few

∞ 1.0

A period that lasts much longer than usual

son of a bitch
  • Offensive
840 9.9

A rude word for a person who is cruel or very annoying

676 1.0

A large amount of money that lets you buy expensive things or do big projects

122 1.0

A group of six people or things

A time that lasts 90 minutes

a load of
  • Informal
94 1.0

A large number or amount of things

31 5.7

Small group of the most famous or important people in an area, for example film and fashion

20 4.2

A group of the best people chosen for a difficult job

vitamin A
  • Specialized
16 2.3

A substance in food that helps you see at night, keeps skin healthy, and helps the body fight infections

rent-a-cop
  • Offensive
15 8.9

A private security guard many people think has little authority or skill

14 3.0

A very powerful weapon that splits atoms to release huge energy

Someone close to you dying, like a family member or friend

11 5.8

Sung by voices only without instruments

a priori
  • Formal
9 9.9

Known by reason rather than by experience

7 2.1

A small sausage wrapped in dough and baked as a snack

rope-a-dope
  • Jargon
6 9.5

A boxing tactic of pretending to be weak to tire an opponent and outsmart them by appearing passive

6 2.0

A car you pay to use for a short time, often when traveling

type A
  • Specialized
6 4.8

A blood group whose red blood cells have an A marker

6 1.2

A sudden very loud noise often from an explosion or crash

6 4.3

Ordering food by choosing each dish and paying for it separately

son of a whore
  • Offensive
5 9.9

A very rude name people use to show strong anger or dislike toward someone

5 9.9

Feeling proud to come from the countryside and the working class in the United States

A level
  • UK
5 5.4

An advanced school exam taken after two years of study, usually at age 18 in England, Wales, and Northern Ireland

hepatitis A
  • Specialized
4 4.5

A liver infection caused by a virus that spreads through contaminated food or water, usually mild

4 8.7

Small pretty objects kept for decoration or as souvenirs

whack-a-mole
  • Informal
4 9.0

A situation where new problems appear as soon as you solve one

Pay equal to one and a half times the normal rate for overtime work

message in a bottle
  • Literature
4 5.9

A note put in a bottle and thrown into the sea to be found later

3 7.2

A period of one year and one day used in law and tradition

3 9.9

A steady repeating drum sound you hear at parades

2 8.3

A private talk between two people in a quiet place

A series of short, sharp tapping sounds like knocking on a door

the a-word
  • NSFW
2 9.9

A polite phrase for a rude word that starts with A, for example ass

2 5.1

A menu where each dish is ordered and priced separately

1 4.2

Feeling deep sadness after a pet dies

1 9.9

An insulting slang phrase for a person who lives as a woman but has male body parts

Choosing one action from several options

A way to decide between two options by flipping a coin

being a nympho
  • Offensive
1 9.9

A person who has a very strong interest in sex that people think is too much

Singing without any instruments, using only voices

1 9.9

A Scottish soup containing chicken and leeks, often with prunes

Pieces of grilled chicken on a wooden stick sold as a quick snack

1 8.8

A situation with many connected parts that affect each other

1 3.7

A fixed time when a contract stays valid

1 6.0

A skirt or dress that is tight at the top and becomes wider towards the bottom like the letter A

A very large man who is strong

hemophilia A
  • Specialized
1 6.5

An inherited condition where a missing blood protein makes bleeding last longer, mainly in boys and men

coenzyme A
  • Specialized
1 4.3

A small chemical in cells that helps make and break down fats, sugars, and parts of proteins

group A
  • Specialized
1 3.3

A blood type whose red blood cells have A markers

immunoglobulin A
  • Specialized
1 6.3

An antibody mainly in the linings of the gut and airways that helps protect them from infection

ring-a-rosy
  • Baby Talk
1 9.9

A children's game where players hold hands, move in a circle and fall down together

chlorophyll a
  • Specialized
1 6.3

A green pigment in plants, algae, and some bacteria that absorbs light to help make food

Linear A
  • Specialized
1 9.9

A writing system from ancient Crete that no one can read

hepatitis A virus
  • Specialized
1 3.9

A virus that infects the liver and causes liver inflammation

high-muck-a-muck
  • Offensive
1 9.9

A person who acts very important and looks down on others

rent-a-gob
  • Offensive
1 9.9

A person who talks a lot, often loudly to get attention in public

ring-around-a-rosy
  • Baby Talk
1 8.0

A children's game where players hold hands in a circle, sing, and fall down

a lot of tsuris
  • Informal
1 9.9

Many problems that cause worry and difficulty

1 9.6

A very short time, like a few moments

whale of a car
  • Informal
1 7.9

A very large impressive car that looks expensive

rent-a-mob
  • Slang
1 9.1

People paid to join a protest to make it look bigger

1 9.9

The first time from which something starts

botulinum toxin A
  • Specialized
1 6.0

A medicine made from germs that relaxes muscles to treat muscle tightness and reduce wrinkles

provitamin A
  • Specialized
1 3.9

A substance in plants that the body turns into vitamin A

1 3.7

A noun or pronoun that comes after a preposition to complete its meaning

1 8.7

A small sofa for two people to sit close together

1 9.9

A lively, very clever boy who is kind and fun

1 3.7

A very good restaurant that few people know about

A garden flower with fine feathery leaves and small blue or white flowers

a real howler
  • Informal
1 7.5

A joke or mistake that makes people laugh a lot

1 9.9

A tropical climbing flower with fine leaf parts and a strong smell when crushed

Surface Forms

A singular
As plural

Etymology

A comes from an old Semitic picture of an 'ox' that later became the Greek letter alpha, and that became the first letter of the alphabet; this is why A is the 'first' letter we learn today.