Newtonian telescope
noun
a reflecting telescope in which a mirror or reflecting prism is mounted on the axis near the eyepiece so that the image may be viewed from outside the telescope tube at right angles to the axis.
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Which of the options below is the best punctuation for the sentence? It__s your turn to pick the movie __ but your sister gets to pick the board game we _ re going to play.
Its your turn to pick the movie but your sister gets to pick the board game we’re going to play.
It’s your turn to pick the movie but your sister gets to pick the board game were going to play.
It’s your turn to pick the movie, but your sister gets to pick the board game we’re going to play.
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First recorded in 1755–65
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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for newtonian telescope
Newtonian telescope
noun
a type of astronomical reflecting telescope in which light is reflected from a large concave mirror, onto a plane mirror, and through a hole in the side of the body of the telescope to form an image
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
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