My reading was this should be read as "the colloquial term X is typically used to designate objects that fall in military jargon in the class Y". That is: GP t

My reading was this should be read as "the colloquial term X is typically used to designate objects that fall in military jargon in the class Y". That is: GP translates from colloquial to jargon. Since these are different, in particular, semantics of words change, this definition is not recursive.