The professor laughs derisively, stating the answer is not that simple.

She laughed derisively as I started and glared into the shadows about me.

Her silver gaze flashed up to his face and she laughed derisively.

"I can't believe it," he laughed derisively at this reporter who was nothing in life.

They could be heard laughing derisively for a few moments after the night had swallowed their retreat.

When one of the customers asked the proprieter why he did not call the police, the man laughed derisively at the question.

He laughed derisively when asked how often he takes his wife out to dinner.

But the man only shrugged his shoulders and laughed derisively.

Halfway through it the audience began derisively laughing at all the wrong places.

When Smith asked if they would take other work at $8 to $10 a week, the ladies laughed derisively, which lost them public sympathy.