Imprecise and badly drafted, the treaty leaves critical terms like "nuclear explosion" undefined.

CENTERFORSECURITYPOLICY: Center for Security Policy | Neither Isolationists Nor Fools, By Richard PerleThe New York Times, 19 October 1999

It therefore seems problematic to me when such lively, well-informed and yet largely unresolved debates get reduced to six key messages, messages that on the one hand carry the aura of urgency, precision and scientific authority - "there is no excuse for inaction" - and yet at the same time remain so imprecise as to dictate or resolve nothing in political terms.

BBC: What message, and whose, from Copenhagen?

Questions sometimes are vague or use too narrowly defined terms, and interrogators frequently ask compound or inarticulate questions and fail to follow up imprecise answers.

CNN