circumferentia

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

circumfĕrentĭa, ae, f. [circumfero],

a circumference (post-class.): sedilium, Ap. Flor. 18, p. 359; Mart. Cap. 8, § 817; Front. Expos. Form. p. 33 Goes.