a. [ Hepta- + angular: cf. F. heptangulaire. Cf. Septangular. ] Having seven angles. [ 1913 Webster ]
a. [ CF. F. rectangulaire. ] Right-angled; having one or more angles of ninety degrees. --
n. The quality or condition of being rectangular, or right-angled. [ 1913 Webster ]
a. [ CF. F. rectangulaire. ] Right-angled; having one or more angles of ninety degrees. --
n. The quality or condition of being rectangular, or right-angled. [ 1913 Webster ]