X


Meaning of X in English

I. X 1 BrE AmE , x /eks/ ( plural X’s , x’s ) noun

1 . LETTER [uncountable and countable] the 24th letter of the English alphabet

2 . NUMBER [countable] the number 10 in the system of ↑ roman numeral s

3 . MATHEMATICS [uncountable] technical a letter used in mathematics to represent an unknown quantity or value:

if 3x = 6, x = 2

4 . ON SCHOOL WORK [countable] a mark used on school work to show that a written answer is not correct

5 . WHEN VOTING [countable] a mark used to show that you have chosen something on an official piece of paper, for example when voting

6 . ON A LETTER [countable] a mark used to show a kiss, especially at the end of a letter:

Love, Cindy XXX

7 . FILM [singular, uncountable] used in the past to describe a film that was officially approved as only suitable for people over 18 SYN 18 ⇨ ↑ X-rated

8 . UNKNOWN/SECRET NAME [uncountable] a letter used instead of someone’s or something’s real name because you want to keep it secret or you do not know it:

At the trial, Ms X said that she had known the defendant for three years.

9 . WHEN SIGNING YOUR NAME [countable] a mark used instead of a signature by someone who cannot write

10 . X number of people/things used to say that there are a number of people or things when the exact number is not important

11 . X marks the spot used on maps in adventure stories to show that something is buried in a particular place

II. X 2 BrE AmE verb

X something ↔ out phrasal verb

American English to mark or remove a mistake in a piece of writing using an X SYN cross out

Longman Dictionary of Contemporary English.      Longman - Словарь современного английского языка.