log
Definitions
A part of the trunk or a large branch of a tree that has been cut off.
A systematic record of events, measurements, or performance, especially one kept on a ship or aircraft.
The exponent indicating the power to which a base number must be raised to produce a given number.
Examples
The hiker sat on a fallen log to rest during the long trek.
The captain asked the navigator to record the ship's position in the log.