gnomonic projection

noun

: an azimuthal projection of a part of a hemisphere showing the earth's grid as projected by radials from a point at the center of the sphere onto a tangent plane so that all straight lines represent arcs of great circles thereby making this projection valuable for navigation when used in conjunction with the Mercator projection

called also great-circle chart

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 gnomonic projection

Cite this Entry

“Gnomonic projection.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gnomonic%20projection. Accessed 26 Nov. 2024.

Love words? Need even more definitions?

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