Interstitial may refer to:
- Interstitial program, short television programming which is often shown between movies or other events
- Interstitial defect, a variety of crystallographic defects
- interstitial atom, an atom outside crystallographic lattice
- Interstitial fluid, a solution which bathes and surrounds the cells of multicellular animals
- Interstitial webpage, a web page that is displayed before an expected content page, often to display advertisements or confirm the user's age
- Interstitial art, any work of art whose basic nature falls between, rather than within, the familiar boundaries of accepted genres or media
- Interstitial Advertisement, an advertisement that appears between segments of the content that customers want to experience
Meaning : In the middle of
See also