The Collaborative International Dictionary
Unconstitutionality
Unconstitutional \Un*con`sti*tu"tion*al\, a.
Not constitutional; not according to, or consistent with, the
terms of a constitution of government; contrary to the
constitution; as, an unconstitutional law, or act of an
officer.
--Burke. -- Un*con`sti*tu"tion*al"i*ty, n. --
Un*con`sti*tu"tion*al-ly, adv.
Wiktionary
unconstitutionality
n. (context legal English) The status of being unconstitutional; of not being in accord with the provisions of the appropriate constitution
Usage examples of "unconstitutionality".
This advantage was enhanced by the disposition of the Court, in litigation embracing the latter type of legislation, to shift the burden of proof from the litigant charging unconstitutionality to the State seeking enforcement.