What term describes the process where a telescope separates what seems to be a single star into its distinct, visible components?

Answer

Resolving.

The specialized function of distinguishing between stars that appear close together, such as those in binary systems, is referred to as resolving.

What term describes the process where a telescope separates what seems to be a single star into its distinct, visible components?
Usesastronomytelescopeobservationoptics