log

Meanings

• a segment of the trunk of a tree when stripped of branches
• the exponent required to produce a given number
• a written record of messages sent or received
  • "they kept a log of all transmission by the radio station"
  • "an email log"
• a written record of events on a voyage (of a ship or plane)
• 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
• enter into a log, as on ships and planes
• cut lumber, as in woods and forests

Synonyms

logarithm, lumber