T / tētrans
noun greek

tētrans

gen. tē^trantis · gender masculine · decl. 3rd
(gen. plur., heterocl., tetrantorum, Vitr. 3, 3 med.), = τετρᾶς.
A fourth part; a quarter
A fourth part, a quarter: columnarum, Vitr. 4, 2; 4, 3: circini, a quadrant, id. 10, 11.—
the place where two lines meet
Among surveyors, the place where two lines meet, Hyg. Limit. pp. 160, 164 and 181 Goes.; Front. Limit. p. 132 al.