核碱基 Traditional form: 核鹼基 Pinyin (reading): héjiǎnjī Definitions: nucleobase Characters: 核 - core, kernel; nut, seed; atom 碱 - alkaline, alkali, lye, salt 基 - foundation, base Traditional characters: 核 - core, kernel; nut, seed; atom 鹼 - alkaline, alkali, lye, salt 基 - foundation, base