<b_jonas> slashlearn euclid//Euclid is a short geeky game in which the goal is to do Euclidean compass and straightedge constructions in as few steps as possible. It runs in the browser, found at "http://www.euclidthegame.com/". It was popular among #esoteric regulars in 2016-07.

Ambiguous, from Greek 'ἀν-' lack of, and 'βιγός' clarity of meaning, means when something is unclear in its meaning. Antonym: biguous.