To obtain anything like pure silver from a natural gold alloy involved a relatively sophisticated process of separation.

The Helvan horns had been removed by some sophisticated process that did not leave wounds.

Hiring a nanny "has become a sophisticated, skilled process," she said.

The production facilities at all three locations apply the sophisticated sulfate-route process.

Metacommunication, discussed above, also seems to require a more sophisticated cognitive process.

Sexual arousal is actually a very complex and sophisticated process.

"They now have the ability there to handle a surprising level of complexity and some very sophisticated processes."

The ability to imagine oneself as another person is a sophisticated imaginative process.

And they snapped up small electronic companies to offer the sophisticated process controls that became the heart of energy systems.

Over time a series of ever more sophisticated processes were used for these operations.