paranoid

adjective

para·​noid ˈper-ə-ˌnȯid How to pronounce paranoid (audio)
ˌpa-rə-
variants or less commonly paranoidal
Synonyms of paranoid
1
: characterized by or resembling paranoia or paranoid schizophrenia
a paranoid psychiatric patient
2
: characterized by suspiciousness, persecutory trends, or megalomania
behaving in a paranoid manner with accusations of persecutions
3
: extremely fearful
was so paranoid that he was afraid to walk the streets
paranoid noun

Examples of paranoid in a Sentence

I guess I was just being paranoid. She's a little paranoid about her job. It's nothing more than a paranoid fantasy.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Chris Moltisanti flipped right before his death As Tony's crew and friend circle starts to shrink as the show goes on, our panic attack-prone paisan becomes increasingly paranoid and scrambles to find a successor. Austin Perry Outkick, FOXNews.com, 10 June 2026 There’s moments where the audience does question her, but Rachel is ultimately a reliable narrator in the story, albeit the most paranoid and dysfunctional one. Brian Davids, HollywoodReporter, 10 June 2026 Coffin diagnosed Murekezi with stimulant use disorder and schizoaffective disorder, which can include delusional and paranoid thoughts and auditory and visual hallucinations. Nick Ferraro, Twin Cities, 8 June 2026 Like with Saenz, the no-contact order hinged on the evaluation of a psychologist, who testified that Michelle was angry and paranoid and might endanger their son in her pursuit of revenge against his father, according to court filings. Shira Moolten, Sun Sentinel, 4 June 2026 See All Example Sentences for paranoid

Word History

First Known Use

1901, in the meaning defined at sense 1

Time Traveler
The first known use of paranoid was in 1901

Cite this Entry

“Paranoid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/paranoid. Accessed 14 Jun. 2026.

Kids Definition

paranoid

1 of 2 adjective
para·​noid
ˈpar-ə-ˌnȯid
1
: resembling paranoia
2
: marked especially by suspiciousness, distrust, and feelings of persecution
3
: extremely fearful
grew paranoid about losing her job

paranoid

2 of 2 noun
: one who is paranoid

Medical Definition

paranoid

1 of 2 adjective
para·​noid ˈpar-ə-ˌnȯid How to pronounce paranoid (audio)
variants also paranoidal
1
: characterized by or resembling paranoia or paranoid schizophrenia
2
: characterized by suspiciousness, persecutory trends, or megalomania

paranoid

2 of 2 noun
: one affected with paranoia or paranoid schizophrenia

called also paranoiac

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