blind with science(confuse someone by using technical language that they are not likely to understand: I think he decided to blind us with science because he didn't want us asking any difficult questions.lop20)
terms of art(специальная страховая терминология = insurance terms of art. Thus, there is no basis for requiring him to use insurance terms of art in the same manner as would an insurance expert or even as a lawyer ... Alexander Demidov)