Home › Words › I › interstitioninterstitioninterstition · noun — an interstice or interstitium; an interstitial space.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom Latin interstitiō, or by confusion with interstitium.nounAn interstice or interstitium; an interstitial space.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.interspace 78% match — A space or interval between two things; an interstice vs interstition →interstitial 77% match — Of, relating to, or situated in an interstice. vs interstition →interstitious 76% match — interstitial vs interstition →interstice 73% match — A small opening or space between objects, especially adjacent objects or objects set closely together, such as between cords in a rope, components of a multiconductor electrical cable or atoms in a crystal. vs interstition →interspatial 67% match — Between spaces. vs interstition →interstrial 67% match — Between striae. vs interstition →interspatially 66% match — Between spaces. vs interstition →interstitially 65% match — In an interstitial way. vs interstition →