Found 2 items, similar to log on.
English → English (WordNet) Definition: log on log on v : enter a computer; “Have you logged in lately?” [syn: log in, log-in] [ant: log out]
English → English (gcide) Definition: log on log in \log in\, log on \log on\, v. i. (Computers) To establish communication with a host computer from a terminal or remote computer. [PJC]