The definition of a log is a section cut from a fallen tree, or a daily record of events or travel.(noun)
Log is defined as to write information in a journal or other record.(verb)
An example of to log is tracking calorie intake in a food diary.
See log in Webster's New World College Dictionary
Origin: because orig. a quadrant of woodany of various devices for measuring the speed of a ship
Origin: ME logge, prob. < or akin to ON lāg (Dan laag), felled tree < base of liggia, to lie, akin to OE licgan, to lie
See log in American Heritage Dictionary 4
Origin: Middle English logge.
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