deception meaning
EN
[dɪˈsɛpʃən] 
US WDeception
- Deception, beguilement, deceit, bluff, mystification and subterfuge are acts to propagate beliefs of things that are not true, or not the whole truth (as in half-truths or omission).
- Deception is a major relational transgression that often leads to feelings of betrayal and distrust between relational partners. Deception violates relational rules and is considered to be a negative violation of expectations.
- Deceit and dishonesty can also form grounds for civil litigation in tort, or contract law (where it is known as misrepresentation or fraudulent misrepresentation if deliberate), or give rise to criminal prosecution for fraud.
FR déception 
- NounPLdeceptionsPREdé-SUF-tion
- More Examples
- Used in the Middle of Sentence
- Your deception won't work, no inmate has slipped one past Officer Smith in years.
- Used in the Middle of Sentence
Definition of deception in English Dictionary
- Part-of-Speech Hierarchy
- Nouns
- Countable nouns
- Countable nouns
- Nouns
- en deceptions
- en deceptional
Source: Wiktionary
Grammatically, this word "deception" is a noun, more specifically, a countable noun.