constitutionality
noun
con·sti·tu·tion·al·i·ty ˌkän(t)-stə-ˌtü-shə-ˈna-lə-tē 
-ˌtyü-
: the quality or state of being constitutional
especially : accordance with the provisions of a constitution
questioned the constitutionality of the law
Example Sentences
He questions the constitutionality of the proposed law.
Recent Examples on the Web Opponents also have challenged the constitutionality of the measure in a federal lawsuit filed in Tallahassee against the State Board of Education, the Florida Department of Education, Education Commissioner Manny Diaz Jr. and several school boards. 
Jim Saudners, Orlando Sentinel, 29 Aug. 2022 The Commonwealth of Massachusetts challenged the constitutionality of the Vietnam War by passing a law saying no citizen of the state could be compelled to fight there. Sig Christenson, San Antonio Express-News, 9 Dec. 2021 The National Rifle Association challenged the constitutionality of the law, which was included in a sweeping school-safety measure passed by the Legislature and signed by then-Gov. Dara Kam, orlandosentinel.com, 27 Oct. 2021 Attorneys for parents have challenged the constitutionality of the change, with divided panels of the appellate court upholding the change in a June case and again Wednesday. Jim Saunders, sun-sentinel.com, 29 Sep. 2021 Groups challenged the constitutionality of SB 8, but the Supreme Court rejected an attempt to halt the measure. Fox News, 2 Sep. 2021 Texas and 17 other states along with two individual plaintiffs in California v. Texas challenged the constitutionality of the Affordable Care Act after Congress zeroed out the penalty for not carrying health insurance in the 2017 tax reform. The Editorial Board, WSJ, 17 June 2021 Spell has challenged the constitutionality of the restrictions on religious gatherings, but thus far the courts have supported the governor. Matthew Vann, ABC News, 15 Mar. 2021 Some members of Congress challenged the constitutionality of the act. Christopher Frear, Smithsonian Magazine, 5 Jan. 2021 See More
Jim Saudners, Orlando Sentinel, 29 Aug. 2022 The Commonwealth of Massachusetts challenged the constitutionality of the Vietnam War by passing a law saying no citizen of the state could be compelled to fight there. Sig Christenson, San Antonio Express-News, 9 Dec. 2021 The National Rifle Association challenged the constitutionality of the law, which was included in a sweeping school-safety measure passed by the Legislature and signed by then-Gov. Dara Kam, orlandosentinel.com, 27 Oct. 2021 Attorneys for parents have challenged the constitutionality of the change, with divided panels of the appellate court upholding the change in a June case and again Wednesday. Jim Saunders, sun-sentinel.com, 29 Sep. 2021 Groups challenged the constitutionality of SB 8, but the Supreme Court rejected an attempt to halt the measure. Fox News, 2 Sep. 2021 Texas and 17 other states along with two individual plaintiffs in California v. Texas challenged the constitutionality of the Affordable Care Act after Congress zeroed out the penalty for not carrying health insurance in the 2017 tax reform. The Editorial Board, WSJ, 17 June 2021 Spell has challenged the constitutionality of the restrictions on religious gatherings, but thus far the courts have supported the governor. Matthew Vann, ABC News, 15 Mar. 2021 Some members of Congress challenged the constitutionality of the act. Christopher Frear, Smithsonian Magazine, 5 Jan. 2021 See More Word History
First Known Use
1787, in the meaning defined above
Legal Definition
constitutionality
noun
con·sti·tu·tion·al·i·ty ˌkän-stə-ˌtü-shə-ˈna-lə-tē, -ˌtyü-
: the quality or state of being constitutional
especially : conformity with the provisions of a constitution
questioned the constitutionality of the income tax