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rayer

noun
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ray·​er | \ ˈrāə(r) \
plural -s

Definition of rayer

: one that gives a swirl or radial finish to watch parts on a specially adjusted lathe

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History and Etymology for rayer

ray entry 3 + -er

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“Rayer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rayer. Accessed 3 Mar. 2021.

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