At Falmouth32, as at Kew, the non-cyclic change showed a tendency to be small in years of few sun-spots.
Another property more recently discovered in quiet days is the non-cyclic change.
The disturbed day inequality was corrected for non-cyclic change in the usual way.
cyclic cy·clic (sī'klĭk, sĭk'lĭk) or cy·cli·cal (sī'klĭ-kəl, sĭk'lĭ-kəl)
Relating to or characterized by cycles.
Recurring or moving in cycles.
Relating to chemical compounds having atoms arranged in a ring or closed-chain structure.