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