COELOSTAT

coelostat

(noun) optical device used to follow the path of a celestial body and reflect its light into a telescope; has a movable and a fixed mirror

Source: WordNet® 3.1


Etymology

Noun

coelostat (plural coelostats)

(astronomy) A device that rotates a telescope so as to keep its orientation constant with relation to the stars.

Source: Wiktionary



RESET




Word of the Day

2 March 2025

LOITER

(verb) be about; “The high school students like to loiter in the Central Square”; “Who is this man that is hanging around the department?”


Do you know this game?

Wordscapes

Wordscapes is a popular word game consistently in the top charts of both Google Play Store and Apple App Store. The Android version has more than 10 million installs. This guide will help you get more coins in less than two minutes of playing the game. Continue reading Wordscapes: Get More Coins