deep copy

Noun

 * 1)  A copy of a data structure duplicating not only the structure itself, but all structures to which it is linked.
 * Don't try to make a deep copy of that: you'll pull in half the database.

Verb

 * 1)  To make a deep copy of.
 * I'd prefer to deep copy that in order to avoid complications with updates.
 * 1)  To make a deep copy.
 * This is a situation where you either have to deep copy or handle the complication of updates.