The meaning of DUPLICITY is contradictory doubleness of thought, speech, or action; especially : the belying of one's true intentions by deceptive words or action.

Definition of duplicity noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Duplicity is from a Latin word meaning "twofold, having two parts." Someone who shows duplicity is two-faced — maybe showing one side in public and another in private — or is just a liar, saying …

DUPLICITY definition: 1. dishonest talk or behaviour, especially by saying different things to two people: 2. dishonest…. Learn more.

Jan 18, 2026 · Noun duplicity (countable and uncountable, plural duplicities) Intentional deceptiveness; double-dealing. The quality of being double or twofold.

duplicity in British English (djuːˈplɪsɪtɪ ) noun Word forms: plural -ties deception; double-dealing

DUPLICITY definition: deceitfulness in speech or conduct, as by speaking or acting in two different ways to different people concerning the same matter; double-dealing. See examples of duplicity used in a …

duplicity, n. meanings, etymology, pronunciation and more in the Oxford English Dictionary

duplicity meaning, definition, what is duplicity: dishonest behaviour that is intended to ...: Learn more.

Inflections of ' duplicity ' (n): npl: duplicities WordReference Random House Learner's Dictionary of American English © 2025 du•plic•i•ty /duˈplɪsɪti, dyu-/ n. [uncountable] deceitfulness in speech or …