deception

noun

de·​cep·​tion di-ˈsep-shən 

1

a

: the act of causing someone to accept as true or valid what is false or invalid : the act of deceiving

resorting to falsehood and deception

used deception to leak the classified information

b

: the fact or condition of being deceived

the deception of his audience

2

: something that deceives : trick

fooled by a scam artist's clever deception

deceptional

di-ˈsep-sh(ə-)nəl 

adjective

Synonyms

• deceit
• deceptiveness
• fraud
• cheating
• deceitfulness
• cunning

Choose the Right Synonym for deception

deception, fraud, double-dealing, subterfuge, trickery mean the acts or practices of one who deliberately deceives.

deception may or may not imply blameworthiness, since it may suggest cheating or merely tactical resource.

magicians are masters of deception

fraud always implies guilt and often criminality in act or practice.

indicted for fraud

double-dealing suggests treachery or at least action contrary to a professed attitude.

a go-between suspected of double-dealing

subterfuge suggests the adoption of a stratagem or the telling of a lie in order to escape guilt or to gain an end.

obtained the papers by subterfuge

trickery implies ingenious acts intended to dupe or cheat.

resorted to trickery to gain their ends

Examples of deception in a Sentence

She accuses the company of willful deception in its advertising.

His many deceptions did not become known until years after he died.

Recent Examples on the Web

This stylization gives her a veneer of being disarmingly kind; but ultimately, is a form of deception that caused Sophie to fatally trust this person. —Tiffany Leigh, Forbes.com, 25 June 2025

Codenamed Operation Midnight Hammer, the overnight mission relied on deception, aerial refueling, and near-total radio silence to hit Iran's Fordo and Natanz enrichment facilities—sites that had withstood weeks of sustained Israeli attacks. —Jesus Mesa, MSNBC Newsweek, 23 June 2025

His deceptions on this topic date back to late March 2020, when his administration issued its infamous order compelling nursing homes to accept infected patients being discharged from hospitals. —Bill Hammond, New York Daily News, 22 June 2025

Caine said Sunday that those aircraft flew west to Guam as part of the Pentagon's deception effort. —Luis Martinez, ABC News, 22 June 2025

Word History

Etymology

Middle English decepcioun, from Anglo-French deception, from Late Latin deception-, deceptio, from Latin decipere to deceive

First Known Use

15th century, in the meaning defined at sense 1a

Phrases Containing deception

• practice deception on
• self-deception

Rhymes for deception

• conception
• exception
• inception
• perception
• reception
• apperception
• contraception
• interception
• misconception
• misperception
• preconception
• intussusception

Kids Definition

deception

noun

de·​cep·​tion di-ˈsep-shən 

1

a

: the act of deceiving

b

: the fact or condition of being deceived

2

: something that deceives : trick

Legal Definition

deception

noun

de·​cep·​tion di-ˈsep-shən 

1

: an act of deceiving

2

: something that deceives : deceit