log
1. log \'lo.g, 'la:g\ n [ME logge, prob. of Scand origin; akin to ON la-g
fallen tree; a] often attrib kin to OE licgan to lie - more at LIE 1: a
usu. bulky piece or length of unshaped timber; esp : a length of a tree
trunk ready for sawing and over six feet long 2: an apparatus for measuring
the rate of a ship's motion through the water consisting of a block
fastened to a line and run out from a reel 3a: the record of the rate of a
ship's speed or of her daily progress; a lso : the full nautical record of
a ship's voyage 3b: the full record of a flight by an aircraft 4: any
record of performance
2. log vb or logged; or log.ging 1: to cut (trees) for lumber or to clear
(land) of trees in lumbering 2: to enter details of or about in a log 3a:
to move (an indicated distance) or attain (an indicated speed) as note d in
a log 3b1: to sail a ship or fly an airplane for (an indicated distance)
3b2: to have (an indicated record) to one's credit : LUMBER
3. log n : LOGARITHM