unconstitutional
Proposed by a contributor, not yet supported by evidence.
Meaning · English
Contrary to or violative of the constitution of a state or other sovereign institution.
Adjective
Examples
That recently passed political bill has been declared unconstitutional.
Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01)
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-08-01 via kaikki.org).
Common questions
What does “unconstitutional” mean?
Contrary to or violative of the constitution of a state or other sovereign institution.
Is “unconstitutional” formal or informal?
No register label has been reviewed yet — treat it as neutral and check the usage notes above.