While compiling terminological translation - orientated dictionaries their authors might face with some specific problems. The present article is an attempt to analyze some of bilingual specialized dictionaries, to reveal their strong and weak features from the point of view of terminology and termnography. The author tries to give some practical advice on improving the quality of terminographic work due to the use of existing state standard specifications, international standards, recommendations of the institutions specializing in compiling dictionaries. Moreover a typical problem of every termsystem - synonymity needs some ways of solution as well.