At 10:17 PM 9/26/2008, STAHLKE, HERBERT F wrote on the meaning 
changes on tech term borrowing:
>I think you're right.  When we borrow a term from another field 
>where it'ss well defined and apply it in our own field or in general 
>discourse, we pretty much invariably misuse it and water down its 
>meaning.  . . .

DD: e.g. "Validity." Watch the Statistician cringe when an Edu Admin 
uses it. {Or almost anybody else.}

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