1 a segment of the trunk of a tree when stripped of branches
2 large log at the back of a hearth fire [syn: backlog]
3 the exponent required to produce a given number [syn: logarithm]
4 a written record of messages sent or received; "they kept a log of all transmission by the radio station"; "an email log"
5 a written record of events on a voyage (of a ship or plane)
6 measuring instrument that consists of a float that trails from a ship by a knotted line in order to measure the ship's speed through the water
1 enter into a log, as on ships and planes
- past of log