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x
1[ eks ]
verb (used with object)
- to cross out or mark with or as if with an x (often followed by out ):
to x out an error.
- to indicate choice, as on a ballot or examination (often followed by in ):
to x in the candidate of your choice.
X
2[ eks ]
noun
- the 24th letter of the English alphabet, a consonant.
- any spoken sound or combination of sounds represented by the letter X or x, as in xylene, box, or exact.
- something having the shape of an X .
- a written or printed representation of the letter X or x.
- a device, as a printer's type, for reproducing the letter X or x.
x
3abbreviation for
- Stock Exchange.
- (of stock trading) ex dividend.
- (of bond trading) ex interest.
X
4abbreviation for
- experimental.
- extra.
- extraordinary.
x
5- an unknown quantity or a variable.
- the letter x indicating a variable and used to hold a place in a word or abbreviation that can be occupied by another letter, as in CxO to account for a range of specialized executive positions in a corporation, for example CEO , CFO , and COO .
- (used at the end of letters, telegrams, etc., to indicate a kiss.)
- (used to indicate multiplication) times:
8 × 8=64.
- (used between figures indicating dimensions) by:
3″ × 4″ (read: “three by four inches”);
3″ × 4″ × 5″ (read: “three by four by five inches”).
- power of magnification:
a 50x telescope.
- (used as a signature by an illiterate person.)
- cross.
- crossed with.
- (used to indicate a particular place or point on a map or diagram):
X marks the spot where the pirates' treasure is buried.
- out of; foaled by:
a colt by Flag-a-way x Merrylegs.
- (used to indicate choice, as on a ballot, examination, etc.)
- (used to indicate an error or incorrect answer, as on a test.)
- Mathematics. (in Cartesian coordinates) the x-axis.
- Chess. captures.
- a person, thing, agency, factor, etc., of unknown identity:
I feel sorry for poor Mr. X, the man she will ultimately marry.
X
6- the 24th in order or in a series.
- (sometimes lowercase) the Roman numeral for 10. Compare Roman numerals.
- Christ.
- Christian.
- cross.
- Electricity. reactance ( def 1 ).
- Slang. a ten-dollar bill.
- (no longer in official use by the Motion Picture Association of America) a rating for movies with subject matter that is suitable for adults only.
- (in Great Britain) a designation for a film recommended for adults only. Compare A 3( def 10 ), AA 2( def 5 ), U 5( def 6 ).
- a person, thing, agency, factor, etc., of unknown identity.
- Chemistry. (formerly) xenon.
X
1symbol for
- formerly, in Britain
- indicating a film that may not be publicly shown to anyone under 18. Since 1982 replaced by symbol 18
- ( as modifier )
an X film
- denoting any unknown, unspecified, or variable factor, number, person, or thing
- (on letters, cards, etc) denoting a kiss
- (on ballot papers, etc) indicating choice
- (on examination papers, etc) indicating error
- for Christ; Christian
- Roman numeral ten See Roman numerals
x
2symbol for
- commerce banking finance ex
- maths the x- axis or a coordinate measured along the x- axis in a Cartesian coordinate system
- an algebraic variable
x
3/ ɛks /
noun
- the 24th letter and 19th consonant of the modern English alphabet
- a speech sound sequence represented by this letter, in English pronounced as ks or gz or, in initial position, z, as in xylophone
Word History and Origins
Origin of x1
Word History and Origins
Origin of x1
Example Sentences
An x-ray two hours later confirms my hunch: my tibia (the big bone behind the shin) is snapped clean in two.
“Getting out of X band is on option,” said one senior Air Force official.
I made experimental commercials in the experimental division of a production house, Film X, that made commercials for ad agencies.
In fact, both brothers have acting IMDb credits: Drew on Smallville and Jonathan on The X-Files.
A bunch of old, white, rock titans come together with young, white, X Factor hotties to persuade Britain to heal Africa.
He thought they were now in touch with our troops at "X" but that they had been through some hard fighting to get there.
W was a Watchman, and guarded the door; X was expensive, and so became poor.
Idly his pen traced upon the paper in front of him a large X, the sign of the unknown quantity.
The Professor took his pen and wrote a large X upon the sheet of paper in front of him.
Messrs. X and Z had specially engaged two eminent organists to play for them.
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