Dawes' limit

noun

ˈdȯz(ə̇z)-
: an approximate value of the resolving power of a telescope based on the theoretical size of the spurious disk being equal in seconds of arc to 4.56 divided by the aperture of the telescope expressed in inches

Word History

Etymology

after William R. Dawes †1868 English astronomer

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

Dictionary Entries Near Dawes' limit

Cite this Entry

“Dawes' limit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Dawes%27%20limit. Accessed 15 Nov. 2024.

Love words? Need even more definitions?

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