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The art or study of making and operating telescopes.

te·les′co·pist n.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


someone who is adept with a telescope
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
References in periodicals archive ?
As a "street corner" telescopist in downtown Baltimore, I gave many passerby observers a glimpse of Uranus while it was conveniently close to Jupiter.
The ongoing cartography of the Moon is now firmly in the realm of space-probe investigation, rather than a pursuit for the amateur telescopist like Hill.
Aside from the Moon, Jupiter, Saturn, and perhaps a few other naked-eye showpieces, this is every new telescopist's easiest celestial object.
And along the west side of the Keystone is that grand, beneficent monster of every summer telescopist's field of view: the globular cluster M13.
In terms of quantity, Millennium may offer as much for a small telescopist to find as many maps do for an 8-inch instrument.
Those galaxies might seem like an insubstantial fancy of the telescopist, hiding on the periphery of the naked-eye view that has bright Spica at its center.
Many acknowledge Moore as the consummate British amateur telescopist. Decades of visual observation have taken him around the world, using instruments ranging from the vintage 5-inch Cooke refractor in his back garden observatory to the great equatorials at Herstmonceux, England, and the Cape of Good Hope.