NOTION Synonyms: 146 Similar and Opposite Words

Q: How does the noun 'notion' contrast with its synonyms?

Some common synonyms of notion are conception , concept , idea , impression , and thought . While all these words mean "what exists in the mind as a representation (as of something comprehended) or as a formulation (as of a plan)," notion suggests an idea not much resolved by analysis or reflection and may suggest the capricious or accidental. // you have the oddest notions

Q: When is 'concept' a more appropriate choice than 'notion'?

The words concept and notion can be used in similar contexts, but concept may apply to the idea formed by consideration of instances of a species or genus or, more broadly, to any idea of what a thing ought to be. // a society with no concept of private property

Q: How do 'conception' and 'concept' relate to one another, in the sense of 'notion'?

Conception is often interchangeable with concept ; it may stress the process of imagining or formulating rather than the result. // our changing conception of what constitutes art

Q: When might 'idea' be a better fit than 'notion'?

While in some cases nearly identical to notion , idea may apply to a mental image or formulation of something seen or known or imagined, to a pure abstraction, or to something assumed or vaguely sensed. // innovative ideas // my idea of paradise

Q: Where would 'impression' be a reasonable alternative to 'notion'?

The words impression and notion are synonyms, but do differ in nuance. Specifically, impression applies to an idea or notion resulting immediately from some stimulation of the senses. // the first impression is of soaring height

Q: When can 'thought' be used instead of 'notion'?

In some situations, the words thought and notion are roughly equivalent. However, thought is likely to suggest the result of reflecting, reasoning, or meditating rather than of imagining. // commit your thoughts to paper

notion

noun

ˈnō-shən

Definition of notion

as in novelties

notions plural small useful items the fabric store had a wide variety of thread, pins, buttons, and other notions

Synonyms & Similar Words

Relevance

as in whim

a sudden impulsive and apparently unmotivated idea or action I have a notion to go in-line skating this afternoon

Synonyms & Similar Words

as in belief

an idea that is believed to be true or valid without positive knowledge has this naive notion that most people are basically honest

Synonyms & Similar Words

Antonyms & Near Antonyms

fact
truth

as in idea

something imagined or pictured in the mind that modernistic building does not match my notion of what a country cottage should look like

Synonyms & Similar Words

Antonyms & Near Antonyms

as in concept

an idea or statement about all of the members of a group or all the instances of a situation the popular notion that college athletes are airheads

Synonyms & Similar Words

Synonym Chooser

How does the noun notion contrast with its synonyms?

Some common synonyms of notion are conception, concept, idea, impression, and thought. While all these words mean "what exists in the mind as a representation (as of something comprehended) or as a formulation (as of a plan)," notion suggests an idea not much resolved by analysis or reflection and may suggest the capricious or accidental.

you have the oddest notions

When is concept a more appropriate choice than notion?

The words concept and notion can be used in similar contexts, but concept may apply to the idea formed by consideration of instances of a species or genus or, more broadly, to any idea of what a thing ought to be.

a society with no concept of private property

How do conception and concept relate to one another, in the sense of notion?

Conception is often interchangeable with concept; it may stress the process of imagining or formulating rather than the result.

our changing conception of what constitutes art

When might idea be a better fit than notion?

While in some cases nearly identical to notion, idea may apply to a mental image or formulation of something seen or known or imagined, to a pure abstraction, or to something assumed or vaguely sensed.

innovative ideas

my idea of paradise

Where would impression be a reasonable alternative to notion?

The words impression and notion are synonyms, but do differ in nuance. Specifically, impression applies to an idea or notion resulting immediately from some stimulation of the senses.

the first impression is of soaring height

When can thought be used instead of notion?

In some situations, the words thought and notion are roughly equivalent. However, thought is likely to suggest the result of reflecting, reasoning, or meditating rather than of imagining.

commit your thoughts to paper

Example Sentences

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.

Recent Examples of notion Credibility is affected deeply by strategic cultural assessments about superiority and inferiority, and notions about when, where, how and for whom the credibility matters. — Christopher Nichols, The Conversation, 9 Oct. 2026 His investigation of image culture and mass media ultimately influenced successive generations to challenge conventional notions of art. — Francesca Aton, ARTnews.com, 7 Oct. 2026 Walker Monfort on Tuesday shot down the notion that his family would sell the Rockies. — Kyle Newman, Denver Post, 6 Oct. 2026 Big advertisers pushed back on such a notion, and Disney eventually started selling much of its time for $8 million or more. — Brian Steinberg, Variety, 5 Oct. 2026 See All Example Sentences for notion

Recent Examples of Synonyms for notion

Noun

Geneva Watch Days ran ahead like clockwork from September 2 to 6, with at least a dozen novelties introduced across the five-day affair.

— Rachel Cormack, Robb Report, 30 Sep. 2026
Founded in 2019, Whatnot built its audience on novelties and collectibles.

— Ryan Baker, CNBC, 1 Sep. 2026

Definition of novelties

Noun

From here on out, the authorship of Tae-ju’s life is ambiguous, as well as constantly in flux, buffeted by the whims and suggestions of others, as well as by her own impulses.

— Guy Lodge, Variety, 14 Oct. 2026
But elevating the whims of progressive activists and government bureaucrats above the wisdom of the marketplace has proven a costly mistake and undermined consumer choice.

— Arkansas Online, Arkansas Online, 5 Oct. 2026

Definition of whim

Noun

The main idea of the company is to automate parts of these missions so personnel can concentrate on operational decisions rather than manually managing every aspect of a drone’s flight or sensor operation.

— Bojan Stojkovski, Interesting Engineering, 11 Oct. 2026
Today, Sarah Stewart and Anthony Cataldo keep the spirit of Perse’s original idea alive in the West Hollywood store.

— Viv Chen, Los Angeles Times, 10 Oct. 2026

Definition of idea

Noun

Fans of the austere contemporary design that forms the back-bone of the Design Hotel concept will love this new fifty room hipster tucked away in a non-descript side street near Frankfurt’s main train station.

— Condé Nast, Condé Nast Traveler, 10 Oct. 2026
The new system takes the concept in a different direction by combining hydrogen production with chemical synthesis.

— Kaif Shaikh, Interesting Engineering, 9 Oct. 2026

Definition of concept

Noun

Mercury in your sign quincunxes Saturn in your 6th House, creating tension between your thoughts and the practical demands of work, health, or routine.

— Tarot.com, New York Daily News, 9 Oct. 2026
In particular, Greek mathematician-philosopher Pythagoras and his disciples may have associated beans with reincarnation, so some thought eating them was technically an act of cannibalism.

— Encyclopedia Britannica, Encyclopedia Britannica, 9 Oct. 2026

Definition of thought

Browse Nearby Words

noting

notion

notional

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Style

“Notion.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/notion. Accessed 16 Oct. 2026.

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Synonyms of notion

noun

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