- Gilbertian - of or pertaining to or characteristic of the style of William S. Gilbert; "Gilbertian libretti"
- Gilbertian - wildly comic and improbable as in Gilbert and Sullivan operas; "a Gilbertian world people with foundlings and changelings"- T.C.Worsley
Antonyms: humorless, humourless, unhumorous (indirect, via humorous)
- Gilbertian - wildly comic and improbable as in Gilbert and Sullivan operas; "a Gilbertian world people with foundlings and changelings"- T.C.Worsley