An x vs A x

Both 'an x' and 'a x' are correct, but they are used in different contexts. 'An x' is used when the following word starts with a vowel sound, while 'a x' is used when the following word starts with a consonant sound.

Last updated: March 22, 2024 • 1202 views

An x

This is correct when the following word starts with a vowel sound.

Use 'an x' when the following word starts with a vowel sound. This is to ensure smooth pronunciation and flow of the sentence.

Examples:

an apple
an hour
an umbrella
an orange
an elephant

Show examples from the web [+]

A market crisis would be declared if there was an x % drop in the price of a particular product over a period of y days.
It's about a 4,000 with an X cup.
This is an x ray of another patient - late 40s.
Meaning that if we got an X ray of the killer, then we got her.
Every place I've put an X that means you play a march.
Plus, he's smart enough not to submit to an X ray.
The nested X server cannot connect to your current X server. You may be missing an X authorization file.
In Sections 7, 8 and 9 of the form, an X must be entered in the box before yes or no, as appropriate.
The nested X server (Xnest) cannot connect to your current X server. You may be missing an X authorization file.
No, listen, you need an X ray.
Where the number or the x is underlined, it means that the persons concerned are also responsible for the maintenance of the variety for other countries of admission for which an asterisk appears without a number or an x.
Where the number or the x is underlined, it means that the persons concerned are also responsible for the maintenance of the variety for other countries of admission for which a letter a or b appears without a number or an x.
Put an x in the appropriate box.
This triangle ends with an X and a Y.
Amelogenin shows the presence only of an X chromosome.
"WARMACHINEROX" with an X, all caps.
Oscar is definitely an X factor in my theory.
The characteristics of the interoperability constituent to be assessed applying modules CB or CH1 are marked by an X in Table A.1.
An X appears under the heading for each Member State released.
And we could even do an X Prize-style golden carrot that's worth stretching further for.

Alternatives:

A x

This is correct when the following word starts with a consonant sound.

Use 'a x' when the following word starts with a consonant sound. This is to ensure smooth pronunciation and flow of the sentence.

Examples:

a car
a book
a house
a dog
a university

Show examples from the web [+]

Calculation - Officials and Temporary agents Reference should be made to Point 8.2.1, if applicable 0,25 A x 108.000 Euros + 1B x 108.000 + 0,25 C x 108.000 = 162.000
4 a x c minus b square
Effects on growth rates are analysed using a regression model in order to estimate the concentration that would cause a x % variation in growth rate, i.e. ECx (e.g. EC10, EC20, or EC30).
ECx: is the concentration of the test substance dissolved in water that results in a x % reduction in reproduction of Daphnia magna within a stated exposure period.
In addition, and as far as possible, the data are analysed using a regression model in order to estimate the concentration that would cause a x % reduction in reproductive output (i.e. the EC50, EC20, or EC10).
ECx: in this test method is the concentration of the test substance which causes a x % variation in growth rate of the fish when compared with controls.
ECx(Effective Concentration): is the concentration of the test substance in soil that results in a x % inhibition of carbon transformation in carbon dioxide.
ECx(Effective Concentration): is the concentration of the test substance in soil that results in a x percent inhibition of nitrogen transformation to nitrate.
Some single malt, a little X and a whole lot of Bonnie.
A Type X or a German Enigma.
A highly configurable X terminal emulator.
This may include a thorough medical history, a chest X-ray and a tuberculin test.
He made a big X and buried a few bucks.
So there's a new X-light system I'm doing in Japan.
Round a number x down to the nearest multiple of the second parameter, Significance.
May be traveling with a stolen x-ray machine.
Her body is a perfect X.
Your housewife there caught a 7.62 x 39 round.
I'm a Malcolm X Islamic scholar now.
And get a portable X-ray in here right away.

Alternatives:

an x

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