log

Definitions of log in various dictionaries:

noun - a segment of the trunk of a tree when stripped of branches

noun - the exponent required to produce a given number

noun - a written record of messages sent or received

noun - a written record of events on a voyage (of a ship or plane)

noun - 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

verb - enter into a log, as on ships and planes

verb - cut lumber, as in woods and forests

A usually large section of a trunk or limb of a fallen or felled tree.

A long, thick section of trimmed, unhewn timber.

Nautical.

A device trailed from a ship to determine its speed through the water.

A record of a ship’s speed, its progress, and any shipboard events of navigational importance.

The book in which this record is kept.

A record of a vehicle’s performance, as the flight record of an aircraft.

A record, as of the performance of a machine or the progress of an undertaking: a computer log; a trip log.

To cut down, trim, and haul the timber of (a piece of land).

To cut (timber) into unhewn sections.

To enter in a record, as of a ship or an aircraft.

To travel (a specified distance, time, or speed): logged 30,000 air miles in April.

To cut down, trim, and haul timber.

A logarithm.

verb - to cut down trees for timber