interstitial

1. 1.

   of or relating to interstices

Questions about interstitial

What does interstitial mean?

interstitial means "of or relating to interstices".

How many syllables are in interstitial?

interstitial has 4 syllables: in-ter-stit-ial. The stress falls on "stit". In IPA it is /ˌɪntɚˈstɪʃəl/.

Is interstitial a common word?

interstitial is banded "Rare" — specialist or archaic — most readers will not have met it. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.