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English definition of “log”

log

noun [C]     /lɒɡ/ (also log book)
an official record of something: keep a log (of sth) You should keep a log of your business travel to ensure you have proof of your expenses.a user/visitor log The security guard wrote our names in the visitor log.a learning/maintenance/production log The repairmen keep detailed maintenance log books. a flight/ship's loga daily/weekly/monthly log Project managers are instructed to keep a daily log of their activities.
(Definition of log noun from the Cambridge Business English Dictionary © Cambridge University Press)
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