The meaning of A

eɪ

A – definition

determiner
Used when referring to someone or something for the first time in a text or conversation.
Usage examples:
A man came out of the room
determiner
Used to indicate membership of a class of people or things.
Usage examples:
He is a lawyer
determiner
In, to, or for each; per (used when expressing rates or ratios).
Usage examples:
Typing 60 words a minute

abbreviation
(in travel timetables) arrives.
Usage examples:
Penzance a 0915
abbreviation
(with reference to sporting fixtures) away.
Usage examples:
March 15 sheffield united (a)
abbreviation
(used before a date) before.
Usage examples:
A1200
abbreviation
(in units of measurement) atto- (10⁻¹⁸).

symbol
(in units of measurement) atto- (10−18).

prefix
Not; without.
Usage examples:
Atheistic

suffix
Forming ancient or latinized modern names of animals and plants.
Usage examples:
Primula
suffix
Forming names of oxides.
Usage examples:
Baryta
suffix
Forming geographical names.
Usage examples:
Africa
suffix
Forming ancient or latinized modern feminine forenames.
Usage examples:
Lydia
suffix
Forming nouns from italian, portuguese, and spanish.
Usage examples:
Duenna

prefix
To; towards.
Usage examples:
Aside

suffix
Forming plural nouns from greek or latin neuter plurals corresponding to a singular in -um or -on (such as addenda, phenomena ).
suffix
Forming plural nouns in names (often from modern latin) of zoological groups.
Usage examples:
Insectivora

prefix
Variant spelling of ad- assimilated before sc, sp, and st (as in ascend, aspire, and astringent ).

suffix
Of.
Usage examples:
Coupla
suffix
Have.
Usage examples:
Mighta
suffix
To.
Usage examples:
Oughta

prefix
Utterly.
Usage examples:
Abash

noun
The first letter of the alphabet.
Usage examples:
Suppose a had killed b
noun
A shape like that of a capital a.
Usage examples:
An a-shape
noun
The sixth note of the diatonic scale of c major. the a above middle c is usually used as the basis for tuning and in modern music has a standard frequency of 440 hz.

abbreviation
(in card games) ace.
Usage examples:
You cash ♥ak
abbreviation
Against (heading the column in a table of sports results which shows the goals or points scored against each club).
abbreviation
A level.
abbreviation
Ampere(s).
abbreviation
Ångstrom(s).
abbreviation
Attack (in designations of us aircraft types).
Usage examples:
An a-10
abbreviation
Answer.
Usage examples:
Q: what is a hung parliament? a: one in which no single party has an overall majority
abbreviation
(in names of sports clubs) athletic.
Usage examples:
Dunfermline a
abbreviation
Austria (international vehicle registration).

noun
The si base unit of electrical current.

noun
A unit of length equal to one hundred-millionth of a centimetre, 10−10 metre, used mainly to express wavelengths and interatomic distances.

Acceleration.

noun
The 1st letter of the roman alphabet

preposition
In or for each or every; per
Usage examples:
Take one tablet three times a day., these shoes cost $30 a pair., the teacher gave me an a for my e…

noun
The first letter of the english alphabet

noun
A note in western music
Usage examples:
This concerto is in the key of a major.

noun
A mark in an exam or for a piece of work that shows that your work is considered excellent
Usage examples:
Sophie got an a for english., she got straight as (= all her marks were as) in her final exams., ji…

determiner
Used before a noun to refer to a single thing or person that has not been mentioned before, especially when you are not referring to a particular thing or person
Usage examples:
I've bought a car., she's got a boyfriend., there was a sudden loud noise., what a shame that you c…

determiner
Used to say what type of thing or person something or someone is
Usage examples:
She wants to be a doctor when she grows up., this is a very mild cheese., experts think the paintin…

determiner
Used to mean any or every thing or person of the type you are referring to
Usage examples:
Can you ride a bike?, a cheetah can run faster than a lion., a teacher needs to have a lot of patie…

determiner
Used before some uncountable nouns when you want to limit their meaning in some way, such as when describing them more completely or referring to one example of them
Usage examples:
I only have a limited knowledge of spanish., he has a great love of music., there was a fierceness …

determiner
Used before some nouns of action when referring to one example of the action
Usage examples:
Take a look at this, jez., i'm just going to have a snack., there was a knocking at the door.

determiner
Used when referring to a unit or container of something, especially something you eat or drink
Usage examples:
I'd love a coffee., all i had for lunch was a yogurt.

determiner
Used before the first but not the second of two nouns that are referred to as one unit
Usage examples:
A cup and saucer, a knife and fork

determiner
Used before some words that express a number or amount
Usage examples:
A few days, a bit of wool, a lot of money

determiner
Used in front of a person's name when referring to someone who you do not know
Usage examples:
There's a ms evans to see you.

determiner
Used in front of someone's family name when they are a member of that family
Usage examples:
Is that a wilson over there?

determiner
Used before the name of a day or month to refer to one example of it
Usage examples:
My birthday is on a friday this year., it's been a very wet june.

determiner
One
Usage examples:
A hundred, a thousand, a dozen, there were three men and a woman.

determiner
Used between a fraction and a unit of measurement
Usage examples:
Half a mile, a quarter of a kilo, three quarters of an hour, six tenths of a second

determiner
Used when saying how often something happens in a certain period
Usage examples:
Take one tablet three times a day., i swim once a week.

determiner
Used when saying how much someone earns or how much something costs in a certain period
Usage examples:
She earns $100,000 a year., my plumber charges £30 an hour., i pay £25 a week for my parking permit.