It was reading his minute, involuntary reactions in a way no human could.

She tossed the button to Allen who caught it in involuntary reaction.

She quickly moved away, surprised by her involuntary reaction.

He'd known only a handful of men who could go through a fire fight without that involuntary reaction.

"I can't control an involuntary physical reaction to outside stimuli."

But Bricana had seen the officer's involuntary reaction and knew the truth.

Laughing is an involuntary reaction to certain external or internal stimuli.

He nods, not looking at me, and I press the button for my floor again, an almost involuntary reaction.

It was an almost involuntary reaction to the gathering in the parking lot across the street.

Further work on reflex actions involved involuntary reactions to stress and pain.