- Deception is defined as an untrue falsehood, or is the act of lying to or tricking someone.
An example of deception is when you tell someone you are 30 when really you are 40.
deception definition by Webster's New World
- the act or practice of deceiving
- the fact or condition of being deceived
- something that deceives, as an illusion, or is meant to deceive, as a fraud
Origin: Middle English decepcioun ; from Old French deception ; from Classical Latin deceptio ; from past participle of decipere: see deceive
deception definition by American Heritage Dictionary
- The use of deceit.
- The fact or state of being deceived.
- A ruse; a trick.
Origin: Middle English decepcioun, from Old French deception, from Late Latin dēceptiō, dēceptiōn-, from Latin dēceptus, past participle of dēcipere, to deceive; see deceive.