Log
Log most often refers to:

Trunk (botany), the stem and main wooden axis of a tree, called logs when cut
Logging, cutting down trees for logs
Firewood, logs used for fuel
Lumber or timber, converted from wood logs
Logarithm, in mathematicsLog, LOG or LoG may also refer to:

Arts, entertainment and media
Log (magazine), an architectural magazine
The Log, a boating and fishing newspaper published by the Duncan McIntosh Company
Lamb of God (band) or LoG, an American metal band
The Log, an electric guitar by Les Paul
Log, a fictional product in The Ren & Stimpy Show
The League of Gentlemen or LoG, a British comedy show.

Places
Log, Russia, the name of several places
Log, Slovenia, the name of several places

Science and mathematics
Logarithm, a mathematical function
Log file, a computer file in which events are recorded
Laplacian of Gaussian or LoG, an algorithm used in digital image processing

Other uses
Logbook, or log, a record of important events in the operation of a ship
Chip log, or log, a tool used to estimate vessel speed
Log (unit), unit of volume in the Bible and Jewish law

See also
All pages with titles beginning with Log