by itself

phrase

1
: without being directly controlled by a person : automatically
The computer shuts off by itself if you haven't used it for a while.
The sprinkler will turn on by itself.
2
: with nothing nearby : alone
The house stood by itself at the end of the street.

Examples of by itself in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
The existence of a complaint followed by a firing does not by itself establish why the employer made its decision. — William Jones, Sacbee.com, 2 Oct. 2026 His release from detention does not, by itself, erase the underlying immigration proceedings or his removal order. — Ivan Taylor, CBS News, 29 Sep. 2026 Not as a selling plan by itself, but as the first layer in a better prioritization system. — Samuel Darwin, Forbes.com, 25 Sep. 2026 Full self-navigation, where the robot maps your home and goes looking for your dog by itself, remains on the company's roadmap and will not be included in the first units. — Kurt Knutsson, FOXNews.com, 22 Sep. 2026 See All Example Sentences for by itself

Browse Nearby Words

Cite this Entry

“By itself.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/by%20itself. Accessed 5 Oct. 2026.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!