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2017 Word of the Year

Dobsonian telescope

[dob-soh-nee-uh n] /dɒbˈsoʊ ni ən/
noun
1.
a relatively inexpensive Newtonian telescope, suitable for visual but not photographic use, in which the tube assembly slips freely in the lower base.
Origin of Dobsonian telescope
after John Dobson, U.S. astronomer, its inventor; see -ian
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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