The ornamental design for an electricconnectingterminal, as shown and described.
FIG. 1 is a top, rear, and right side perspective view of an electric connecting terminal showing our new design;
FIG. 2 is a front view thereof;
FIG. 3 is a right side view thereof, a left side view being a mirror image thereof,
FIG. 4 is a top view thereof; and,
FIG. 5 is a bottom view thereof.
The dashed broken lines in the figures show portions of the electric connecting terminal that form no part of the claimed design. The dot-dashed broken lines in the figures show boundaries that form no part of the claimed design.