Interstice

/ɪntˈɜːstɪs/

Interstice

small opening between things

a small structural space between tissues or parts of an organ

Examples

1. It's called interstices.

2. I have no regard in this place to a medium, if any such there is, that freely pervades the interstices between the parts of bodies.

3. But in the interstices, he promised they would be able to take a day here, a day there.

4. Our brother Darl in a cage in Jackson where, his grimed hands lying light in the interstices, looking out he foams.