Translation guide
The English word "log" has several distinct meanings: a piece of wood, a record of events, and a mathematical concept. This guide covers the most common Japanese equivalents for each meaning, organized by practical use.
A cut piece of a tree trunk or large branch, often used for fuel or construction.
A written record of events, actions, or data, such as a ship's log, a diary, or a computer log.
General term for a record or log. Can be used for many types of logs, from diaries to official records.
The exponent by which a base must be raised to produce a given number.
While both can be translated as 'log', 丸太 is a physical wooden log, and ログ is a record or data log. Using the wrong one can cause confusion.
丸太をコンピューターに入力する？
Input a wooden log into the computer?
He split the log with an axe.
Specifically refers to firewood; logs cut and split for burning.
冬に備えて薪をたくさん用意した。
We prepared a lot of logs for the winter.
Refers to lumber or timber, often in a more industrial or construction context.
材木が山積みになっている。
Logs are piled up high.
毎日の出来事を記録に残している。
I keep a log of daily events.
Loanword from English, commonly used in IT contexts for computer logs, server logs, etc.
サーバーのログを確認してください。
Please check the server log.
Specifically a daily log or journal, like a ship's log or a work diary.
航海日誌をつける。
Keep a ship's log.
Often used for a history or log of actions, like a browsing history or transaction log.
ブラウザの履歴を消去した。
I cleared the browser log.
The standard mathematical term for logarithm.
対数関数のグラフを描く。
Draw a graph of the logarithmic function.
In informal or spoken math contexts, the English loanword 'log' is sometimes used, especially in phrases like 'log base 10'.
ログ10の2は約0.3010です。
Log base 10 of 2 is approximately 0.3010.