X, the twenty-fourth 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.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). X. Retrieved September 20, 2026, from http://smartdefine.org/x/definitions/2082859 |
| Chicago | Webster's. 2011. "X" http://smartdefine.org/x/definitions/2082859 (accessed September 20, 2026). |
| Harvard | Webster's 2011, X, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/x/definitions/2082859>. |
| MLA | Webster's. "X" 28 May 2011. Web. 20 September 2026. <http://smartdefine.org/x/definitions/2082859> |