IN'TERSTICE, noun [Latin interstitium; inter and sto, to stand.] 1. A space between things; but chiefly, a narrow or small space between things closely set, or the parts which compose a body. We speak of the interstices between the teeth, or between the parts of wood or stone. 2. Time between one act and another; interval.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI