log

noun
C1+
1
C1+
a thick piece of wood that is cut from or has fallen from a tree
کنده چوب, کنده, کنده‌درخت
see also yule log
2
C1+
an official record of events during a particular period of time, especially a journey on a ship or plane
دفتر ثبت, ثبت وقایع, دفتر ثبت وقایع
The captain keeps a log.
3
C1+
a written or digital record of activity on a computer or phone line
گزارش, دفتر ثبت, ثبت وقایع, ثبت اطلاعات, فایل گزارش
I checked the server's error logs.
The lawyers will review phone logs and other records.
4
a logarithm(= any of a series of numbers set out in lists that make it possible to work out problems by adding and subtracting instead of multiplying and dividing)
لگاریتم, لوگاریتم
verb
C1+
1
C1+
to put information in an official record or write a record of events
ثبت کردن, یادداشت کردن
synonym record
2
to travel a particular distance or for a particular length of time
پیمودن مسافت, طی کردن مدت, سفر کردن, پیمودن, مسافت طی کردن, طی مسافت کردن
The pilot has logged 1 000 hours in the air.
synonym clock up
3
to cut down trees in a forest for their wood
قطع درختان, بریدن درختان, قطع درختان برای جمع‌آوری چوب