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Ulloa's ring

noun
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Ul·​lo·​a's ring
variants: or Ulloa's bow or Ulloa's circle \ ü(l)ˈyōəz-​ \

Definition of Ulloa's ring

: fogbow

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History and Etymology for Ulloa's ring

after Antonio de Ulloa †1795 Spanish naval officer and scientist

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“Ulloa's ring.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Ulloa%27s%20ring. Accessed 26 Jan. 2021.

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