The Collaborative International Dictionary of English v.0.48:
Rundel \Run"del\, n. [Cf. Rindle.] A moat with water in it; also, a small stream; a runlet. [Prov. Eng.] --Halliwell. [1913 Webster]The Collaborative International Dictionary of English v.0.48:
Rundel \Run"del\, n. [Cf. Rundle.] A circle. [Prov. Eng.] [1913 Webster]