CONCEPT Synonyms: 70 Similar and Opposite Words

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

Some common synonyms of concept are conception , idea , impression , notion , 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)," 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?

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 is it sensible to use 'idea' instead of 'concept'?

The synonyms idea and concept are sometimes interchangeable, but 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: When would 'impression' be a good substitute for 'concept'?

The words impression and concept 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: Where would 'notion' be a reasonable alternative to 'concept'?

The words notion and concept can be used in similar contexts, but 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 could 'thought' be used to replace 'concept'?

The meanings of thought and concept largely overlap; however, thought is likely to suggest the result of reflecting, reasoning, or meditating rather than of imagining. // commit your thoughts to paper

concept

noun

ˈkän-ˌsept

Definition of concept

as in notion

an idea or statement about all of the members of a group or all the instances of a situation trying to change the public's concept of a nightly newscast

Synonyms & Similar Words

Relevance

as in idea

something imagined or pictured in the mind a concept for a new kind of automobile that could revolutionize the industry

Synonyms & Similar Words

Antonyms & Near Antonyms

Synonym Chooser

How does the noun concept contrast with its synonyms?

Some common synonyms of concept are conception, idea, impression, notion, 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)," 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?

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 is it sensible to use idea instead of concept?

The synonyms idea and concept are sometimes interchangeable, but 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

When would impression be a good substitute for concept?

The words impression and concept 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

Where would notion be a reasonable alternative to concept?

The words notion and concept can be used in similar contexts, but notion suggests an idea not much resolved by analysis or reflection and may suggest the capricious or accidental.

you have the oddest notions

When could thought be used to replace concept?

The meanings of thought and concept largely overlap; 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 concept In the initial draft that didn't make it into the final episode, Greg touched on how STAGFLATION was a central thorn in the side of this concept. — Cooper Katz McKim, NPR, 16 Oct. 2026 Meanwhile, Calik’s True Fit concept explores durability through structural memory and enhanced recovery. — Angela Velasquez, Footwear News, 16 Oct. 2026 Tesla Motors This prototype looks nothing like the concept that was unveiled in 2017. — New Atlas, 16 Oct. 2026 Researchers showed that concepts placed in the J-space could causally redirect subsequent reasoning. — Nicola Sfondrini, Forbes.com, 16 Oct. 2026 See All Example Sentences for concept

Recent Examples of Synonyms for concept

Noun

That’s life in the SEC, a notion Drinkwitz often reminds his players.

— PJ Green, Kansas City Star, 18 Oct. 2026
As performance cars increasingly isolate drivers from the mechanical process of driving, the simple act of reaching for that unique shift knob reinforces the notion that the tactile pleasures of driving are still worth celebrating.

— Bradley Iger, Robb Report, 16 Oct. 2026

Definition of notion

Noun

Giving Americans $1,000 or $5,000 invested in a technology index is a straightforward idea; The source and use of the funds will likely be of great debate.

— Sarah Cannon, Fortune, 18 Oct. 2026
Both examples demonstrate how local champions and an existing source of funding can help turn a lifesaving idea into reality.

— Meng Yang, Time, 18 Oct. 2026

Definition of idea

Noun

The window between conception and a baby’s second birthday is critical for brain development.

— Theresa Gaffney, STAT, 14 Oct. 2026
At various town hall events, Sand has cited biblical passages that can be interpreted as saying that life begins at breath instead of conception.

— Gabrielle M. Etzel, The Washington Examiner, 13 Oct. 2026

Definition of conception

Noun

Sympathy comes later, unleashed in 18th-century thought through Adam Smith’s Theory of Moral Sentiments (1759).

— Eugenie Brinkema, ARTnews.com, 17 Oct. 2026
Those 20 words--all but three of them single syllables--summon a flood of thoughts and images and memories and ruminations.

— Dana Kelley, Arkansas Online, 16 Oct. 2026

Definition of thought

Noun

More than half of people using AI at work worried that using it on important tasks would create exactly that impression.

— Christoph Trattner, Fortune, 14 Oct. 2026
Then again, the album’s 15-minute runtime presupposes a complete lasting impression isn’t the point.

— Nina Corcoran, Pitchfork, 13 Oct. 2026

Definition of impression

Noun

Framing theory explains how the presentation of information in the media influences the way people process and interpret it.

— Heather LaMarre, The Conversation, 14 Oct. 2026
His theory didn’t reach far beyond Japan until the translation of his original essay, first in 1978, then in 2005, and again, with Mori’s approval, in 2012.

— Daniel Hernandez, Los Angeles Times, 14 Oct. 2026

Definition of theory

Cite this Entry

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“Concept.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/concept. Accessed 20 Oct. 2026.

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noun

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