[ lawg, log ]
/ lɔg, lɒg /
a portion or length of the trunk or of a large limb of a felled tree.
something inert, heavy, or not sentient.
any of various records, made in rough or finished form, concerning a trip made by a ship or aircraft and dealing with particulars of navigation, weather, engine performance, discipline, and other pertinent details; logbook.
Movies. an account describing or denoting each shot as it is taken, written down during production and referred to in editing the film.
a register of the operation of a machine.
Also called well log. a record kept during the drilling of a well, especially of the geological formations penetrated.
Computers. any of various chronological records made concerning the use of a computer system, the changes made to data, etc.
Radio and Television. a written account of everything transmitted by a station or network.
Also called log of wood. Australian Slang. a lazy, dull-witted person; fool.
verb (used with object), logged, log·ging.
to cut (trees) into logs: to log pine trees for fuel.
to cut down the trees or timber on (land): We logged the entire area in a week.
to enter in a log; compile; amass; keep a record of: to log a day's events.
to make (a certain speed), as a ship or airplane: We are logging 18 knots.
to travel for (a certain distance or a certain amount of time), according to the record of a log: We logged 30 miles the first day. He has logged 10,000 hours flying time.
verb (used without object), logged, log·ging.
to cut down trees and get out logs from the forest for timber: to log for a living.
- Also log on, sign on. Computers. to enter identifying data, as a username or password, into a database, mobile device, or computer, especially a multiuser computer or a remote or networked system, so as to to access and use it: Log in to start your work session. Log in to your account to pay your bill online.
- to enter or include any item of information or data in a record, account, etc.
log off / out Computers. to terminate a session.
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Origin of log1
OTHER WORDS FROM logloggish, adjectiveun·logged, adjective
Definition for log (2 of 5)
[ lawg, log ]
/ lɔg, lɒg /
Definition for log (3 of 5)
variant of logo- before a vowel: logarithm.
Definition for log (4 of 5)
variant of -logue: analog.
Definition for log (5 of 5)
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for log (1 of 3)
/ (lɒɡ) /
- a section of the trunk or a main branch of a tree, when stripped of branches
- (modifier) constructed out of logsa log cabin
- a detailed record of a voyage of a ship or aircraft
- a record of the hours flown by pilots and aircrews
- a book in which these records are made; logbook
a written record of information about transmissions kept by radio stations, amateur radio operators, etc
- a device consisting of a float with an attached line, formerly used to measure the speed of a shipSee also chip log
- heave the log to determine a ship's speed with such a device
Australian a claim for better pay and conditions presented by a trade union to an employer
like a log without stirring or being disturbed (in the phrase sleep like a log)
verb logs, logging or logged
(tr) to fell the trees of (a forest, area, etc) for timber
(tr) to saw logs from (trees)
(intr) to work at the felling of timber
(tr) to enter (a distance, event, etc) in a logbook or log
(tr) to record the punishment received by (a sailor) in a logbook
(tr) to travel (a specified distance or time) or move at (a specified speed)
Word Origin for log
C14: origin obscure
British Dictionary definitions for log (2 of 3)
/ (lɒɡ) /
short for logarithm
British Dictionary definitions for log (3 of 3)
a US variant of -logue
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Scientific definitions for log
[ lôg ]
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Idioms and Phrases with log
In addition to the idiom beginning with log
- log in
- easy as pie (rolling off a log)
- like a bump on a log
- sleep like a log
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.