What is define deception?

Deception refers to the act of misleading or causing others to believe something that is not true. It involves purposely hiding, manipulating, or distorting information for personal gain or to achieve a certain outcome. Deceptive practices can occur in various contexts such as business transactions, politics, interpersonal relationships, or legal proceedings. Deception can have serious consequences, such as loss of trust, damaged reputation, legal penalties, and even harm to individuals or society as a whole. However, some forms of deception may be considered acceptable or even necessary in certain situations, such as in undercover police work or wartime espionage.