non-operating en · ADJ
Etymology
From non- + operating.
Meanings
-
(alt-of, alternative, not-comparable) Alternative form of nonoperating.
alt of nonoperating
Non-operating revenue for the day included the collection of $50 for the repair of engine No. 9, which at the time—early August—was hors de combat.
1940 November, “Notes and News: Railway Operation Ad Lib”, in Railway Magazine, page 612: