CONSTRAINT definition: limitation or restriction. See examples of constraint used in a sentence.

Definition of constraint noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Self-control and moderation (Definition of constraint from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

A constraint is a limit or restriction. Hopefully your school won't cut the sports or music programs due to budget constraints!

A constraint is something that limits or controls what you can do. Their decision to abandon the trip was made because of financial constraints.

a limitation; something that restricts one's actions or powers:[countable] There were so many constraints in my new position that I had more responsibility and less authority. the holding back or tight …

The meaning of CONSTRAINT is the act of constraining. How to use constraint in a sentence.

Jan 20, 2026 · Noun constraint (countable and uncountable, plural constraints) Something that constrains; a restriction.

Dr. Goldratt defined a constraint as the limiting factor preventing a system from moving closer to achieving it's goal.

Definition of constraint. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.