[ kon-sti-too-tiv, -tyoo- ]
/ ˈkɒn stɪˌtu tɪv, -ˌtyu- /


constituent; making a thing what it is; essential.
having power to establish or enact.
Physics, Chemistry. pertaining to a molecular property determined primarily by the arrangement of atoms in the molecule rather than by their nature or number.

Origin of constitutive

First recorded in 1585–95; constitute + -ive

Related forms

con·sti·tu·tive·ly, adverb Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for constitutive

British Dictionary definitions for constitutive


/ (ˈkɒnstɪˌtjuːtɪv) /


having power to enact, appoint, or establish
chem (of a physical property) determined by the arrangement of atoms in a molecule rather than by their nature
biochem (of an enzyme) formed continuously, irrespective of the cell's needs
another word for constituent (def. 1)

Derived Forms

constitutively, adverb
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012