It had a mechanical quality to it, making him think it was being altered somehow.

The mechanical quality of the middle part suggests an 'automaton'.

Perhaps this accounts for a mechanical quality in the narrative, as if the writing had been programmed to entertain by a computer.

But his frantic gestures and stylized slump have a mechanical quality that jolts in this production.

The mechanical quality of the laughter suggested that the sound was being reproduced electrically.

At the same time, his pieces were widely criticized for juvenile humor and for a cold, mechanical quality.

The soft, Southern tones assumed an almost mechanical quality.

And both held an odd, mechanical quality.

He did not need to breathe, save to work his speech organs, which gave his voice an odd, mechanical quality.

But the calm, almost mechanical quality of the game is misleading.