Thesaurus: X

Related headwords

Definitions

1. n. the cardinal number that is the sum of nine and one; the base of the decimal system
2. n. the 24th letter of the Roman alphabet
3. n. street names for methylenedioxymethamphetamine
4. adj. being one more than nine
5. X, the word/twenty-fourth">twenty-fourth word/letter">letter of the English alphabet, has three sounds; a compound nonvocal sound (that of ks), as in wax; a compound vocal sound (that of gz), as in example; and, at the beginning of a word, a simple vocal sound (that of z), as in xanthic. See Guide to Pronunciation, §§ 217, 270, 271. The form and value of X are from the Latin X, which is from the Greek X, which in some Greek alphabets had the value of ks, though in the one now in common use it represents an aspirated sound of k.
6. X, the twenty-fourth letter of the English alphabet, has threesounds; a compound nonvocal sound (that of ks), as in wax; a compoundvocal sound (that of gz), as in example; and, at the beginning of aword, a simple vocal sound (that of z), as in xanthic. See Guide toPronunciation, §§ 217, 270, 271.