quintant
Noun
Meaning
(historical) An instrument used for measuring angular distance, capable of measuring angles of up to 72 or 144 degrees.
(rare) A fifth of a circle.
Source: en.wiktionary.orgNoun
(historical) An instrument used for measuring angular distance, capable of measuring angles of up to 72 or 144 degrees.
(rare) A fifth of a circle.
Source: en.wiktionary.org