An abbreviation formed by the beginning letters or syllables of other words (as "Benelux").
An abbreviation formed by the initial letters of other words, sometimes exclusively such abbreviations when pronounced as a word (as "laser") rather than as individual letters (initialisms such as "TNT").
To form into an acronym.
A term formed from the initial letters of several words or parts of words, which is itself pronounced letter by letter.
The process of forming words or terms using initial letters of other words.