BASIC PROBLEMS IN THE COMPOSITION OF BILINGUAL DICTIONARIES WERE DISCUSSED, INCLUDING (1) DETERMINING USER-GROUPS FOR WHOM A DICTIONARY IS INTENDED, (2) INDICATING MULTIPLE SEMANTIC MEANINGS, AND (3) COMPILING A DICTIONARY FOR USER-GROUPS WHO AIM AT EXPRESSING THEMSELVES IN A LANGUAGE AS WELL AS COMPREHENDING IT. FURTHER DISCUSSIONS DEALT WITH ARABIC LEXICOGRAPHICAL PROBLEMS AND A METHODOLOGY FOR DEVELOPING ARABIC DICTIONARIES. THIS REPORT IS ONE OF A SERIES OF 13 PAPERS PRESENTED AT A CONFERENCE ON LEXICOGRAPHY, INDIANA UNIVERSITY, NOVEMBER 11-12, 1960. (RS)