stepless
adjEtymology From step + -less.
1
Without a step or steps.
- The oil-cooled transformer supplying the a.c. motor, rated at 1,090kVA, incorporates stepless voltage control on its secondary winding and weighs over 5½ tons; [...].1961 July, “Single-motor bogies on French multiple-units”, in Trains Illustrated, page 439:
- Derived terms
- steplessly, steplessness