Definition of interleave
verb [with object]
1insert pages, typically blank ones, between the pages of (a book):books of maps interleaved with tracing paper place something between the layers of (something):pasta interleaved with strips of zucchini and carrot 2 Telecommunications
& Computing mix (two or more digital signals) by alternating between them.
Computing divide (memory or processing power) between a number of tasks by allocating segments of it to each task in turn.