dyna-

dyna-

or dynamo-

a combining form meaning “power”: dynamotor.
[comb. form of Greek dýnamis power, dýnasthai to be able]
References in classic literature ?
In that case the cylinder might be destroyed with dyna- mite or artillery before it was sufficiently cool for the Mar- tians to emerge, or they might be butchered by means of guns so soon as the screw opened.