Found 2 items, similar to involuntarily.
English → English (WordNet) Definition: involuntarily involuntarily adv : against your will; “he was involuntarily held against his will” [ant: voluntarily]
English → English (gcide) Definition: Involuntarily Involuntarily \In*vol"un*ta*ri*ly\, adv. [From Involuntary.] In an involuntary manner; not voluntarily; not intentionally or willingly. [1913 Webster]