# initialism

> English word · Noun · IPA /ɪˈnɪʃəlɪzəm/

## Definitions
1. A term formed from the initial letters of several words or parts of words, which is itself pronounced letter by letter.
2. The process of forming words or terms using initial letters of other words.

## Etymology
From initial + -ism.

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/initialism