a refracting telescope having inverting lenses or an eyepiece that presents an erect image.
A mysterious green blob in outer space is named “Hanny’s Voorwerp.” What does that mean, and why is the blob there?
Did you catch the story about a giant green blob discovered in a remote section of the universe? An intergalactic blob in and of itself isn’t an appropriate topic for a dictionary website, even if the blob has been shown to move and change color. The reason you are reading about this on Dictionary.com is the mouthful of a name: Hanny’s Voorwerp. The second word is pronounced “FOR-verp.” While the …
Naughty Words Kids Use Before They Learn Their Meanings
Read more in this article about some frequently asked questions and fun facts related to our definitions.
Origin of terrestrial telescope
First recorded in 1805–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012