WordNet
working principle
n. a rule that is adequate to permit work to be done [syn: working rule]
Usage examples of "working principle".
Baird was taken immediately to the Plumie ship's engine room, and Diane heard the sharp intake of breath with which he appeared to recognize its working principle.
The avoidance of unnecessary complications has been a known working principle since the dawn of human history.
Immediately to the Plumie ship's engine room, and Diane heard the sharp intake of breath with which he appeared to recognize its working principle.
And by now he was an expert tramp, using humility as a working principle.
I am theoretically acquainted with the transformer's working principle.