From WordNet (r) 2.0 (August 2003) [wn]:
ironical
adj 1: characterized by often poignant difference or incongruity
between what is expected and what actually is;
"madness, an ironic fate for such a clear thinker";
"it was ironical that the well-planned scheme failed
so completely" [syn: ironic]
2: humorously sarcastic or mocking; "dry humor"; "an ironic
remark often conveys an intended meaning obliquely"; "an
ironic novel"; "an ironical smile"; "with a wry Scottish
wit" [syn: dry, ironic, wry]
From The Collaborative International Dictionary of English v.0.48 [gcide]:
Ironical \I*ron"ic*al\, a. [LL. ironicus, Gr. ? dissembling: cf.
F. ironique. See Irony.]
[1913 Webster]
1. Pertaining to irony; containing, expressing, or
characterized by, irony; as, an ironical remark.
[1913 Webster]
2. Addicted to the use of irony; given to irony. --
I*ron"ic*al*ly, adv. -- I*ron"ic*al*ness, n.
[1913 Webster]