Elision is the omission of one or more sounds in a word or phrase.
Elision may also refer to:
- Elision (music), a concept in the analysis of 18th- and 19th-century Western music
- ELISION Ensemble, a chamber ensemble specialising in contemporary classical music
- Elision (French), the suppression of a final unstressed vowel
- Copy elision, a compiler optimization technique that eliminates unnecessary copying of objects