n.;
. (Elec.) One of the usual forms or methods for connecting apparatus to a three-phase circuit, the three corners of the delta or triangle, as diagrammatically represented, being connected to the three wires of the supply circuit. [ Webster 1913 Suppl. ]
. (Elec.) The current flowing through a delta connection. [ Webster 1913 Suppl. ]
n. [ Delta + L. facere to make. ] The formation of a delta or of deltas. [ R. ] [ 1913 Webster ]
a. Relating to, or like, a delta. [ 1913 Webster ]