Definition, Meaning & Synonyms
initialism
noun
/ɪˈnɪʃ.ə.lɪ.zəm/

Definition
An abbreviation consisting of the first letters of each word in a phrase.

Examples
- FBI – Federal Bureau of Investigation
- ATM – Automated Teller Machine
- USA – United States of America

Meaning
Initialism refers to a type of acronym where only the initial letters of a series of words are used to create a shorter form, and each letter is pronounced separately.

Synonyms
- abbreviation
- acronym
- short form