Wollaston wire

noun

Definition of Wollaston wire

: a very fine usually platinum wire used for cross hairs in telescope eyepieces

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History and Etymology for Wollaston wire

after William H. Wollaston †1828

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Cite this Entry

“Wollaston wire.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Wollaston%20wire. Accessed 25 Oct. 2020.

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