by sight

idiom

: on the basis of one's looks
I know her by sight but not by name.

Examples of by sight in a Sentence

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The Fitzgerald could not be seen by sight or radar and did not return radio calls. Keith Matheny, Freep.com, 2 Nov. 2025 Jeweler Tests Though jewelers will inspect gemstones by sight to get a sense of whether a diamond is authentic, that’s only the first step. Nicole Kliest, Vogue, 21 Oct. 2025 This usually results in approvals for full roof replacements, since inspectors cannot tell whether a roof has a secondary water resistance barrier by sight alone. — Roof-to-wall connection strengthening and roof-to-deck strengthening. Ron Hurtibise, Sun Sentinel, 29 July 2025 The dogs are all trained not to pull on the leash, to stay in formation and to steer clear of rattlesnakes by sight, sound or scent. Steve Lopez, Mercury News, 24 June 2025 See All Example Sentences for by sight

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Cite this Entry

“By sight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/by%20sight. Accessed 10 Nov. 2025.

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