spatiography

noun

spa·​ti·​og·​ra·​phy

ˌspāshēˈägrəfē

plural -es

: a science that deals with space beyond the earth's atmosphere

especially : the description of the physical characteristics of the moon and the planets

Word History

Etymology

spatio- + -graphy

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!