登入 Traditional form: 登入 Pinyin (reading): dēngrù Definitions: (computing) to log in to enter (data, names etc) into a register or official list Characters: 登 - to rise, to mount, to board, to climb 入 - to enter, to come in; to join Traditional characters: 登 - to rise, to mount, to board, to climb 入 - to enter, to come in; to join