Definition of ideanext
1
2
3

Synonym Chooser

How does the noun idea contrast with its synonyms?

Some common synonyms of idea are conception, concept, 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)," 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 can concept be used instead of idea?

While the synonyms concept and idea are close in meaning, 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 are the words conception and concept related as synonyms of idea?

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 would impression be a good substitute for idea?

The meanings of impression and idea largely overlap; however, 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 idea?

The synonyms notion and idea are sometimes interchangeable, 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 is it sensible to use thought instead of idea?

The words thought and idea can be used in similar contexts, but 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 idea With Mercury still retrograde, an old idea may be worth explaining in a clearer way. — Tarot.com, Hartford Courant, 7 Nov. 2026 But big dreams demand big ideas to conquer the immense challenges of deep space travel. — Mrigakshi Dixit, Interesting Engineering, 7 Nov. 2026 With the Nets pulling away from the Charlotte Hornets, the veteran forward had a better idea. — C.j. Holmes, New York Daily News, 7 Nov. 2026 Those with ideas can scan the QR code inside the shop, or submit a request online. — Kansas City Star, 7 Nov. 2026 See All Example Sentences for idea
Recent Examples of Synonyms for idea
Noun
  • That gave the company confidence that a GS3 based on composite tanks was a concept that could go forward, and now the company is aiming for a debut in 2028 for a government customer.
    — Eric Berger, ArsTechnica, 6 Nov. 2026
  • Insurance companies design products like annuities around the concept of risk pooling in order to remain profitable.
    — Jeff Stevenson, Forbes.com, 6 Nov. 2026
Noun
  • Their calculations used a feature of the model called a universal scaling function, which describes how physical quantities with dimensions, such as length, change over cosmic time.
    — Rupendra Brahambhatt, Interesting Engineering, 8 Nov. 2026
  • The Lewa Wildlife Conservancy is a model for community conservation, having increased its rhino population to 89 from 15 back in 1984.
    — Condé Nast, Condé Nast Traveler, 8 Nov. 2026
Noun
  • North Korea’s Missile Administration said its cluster warheads fall into four categories, depending on their intended purpose.
    — Neetika Walter, Interesting Engineering, 3 Nov. 2026
  • The flashback structure doesn’t serve much of a purpose except to delay the audience’s complete endorsement of a character who, though appropriately cantankerous, is unambiguously a hero and nice guy.
    — Todd Gilchrist, Variety, 2 Nov. 2026
Noun
  • Their room was only a hundred and forty square feet, but Trombecky thought of the Odyssey’s two restaurants as her dining room and the ship’s library as a living room.
    — Shayla Love, New Yorker, 6 Nov. 2026
  • Our thoughts are with those affected directly by this incident.
    — Tristan Maglunog, ABC News, 6 Nov. 2026
Noun
  • Implementations can use thin silicon nanosheets or nanoribbons stacked vertically, with Intel’s RibbonFET providing one example.
    — Atharva Gosavi, Interesting Engineering, 7 Nov. 2026
  • This was just one example that created plenty of confusion for viewers at home, while the home Missouri crowd was left stunned.
    — Trey Wallace OutKick, FOXNews.com, 7 Nov. 2026
Noun
  • Reyes is giving each side a chance to be heard on her plan to name Liu as special master in the case.
    — GARY FIELDS, Arkansas Online, 8 Nov. 2026
  • Authorities in quake-prone Japan regularly instruct people to stock up on bottled water, food and batteries, have plans ready to hide under tables and keep comfortable walking shoes at hand.
    — Yuri Kageyama, Los Angeles Times, 8 Nov. 2026
Noun
  • Some progressive members of the Illinois delegation pushed back on the notion that the results of the midterms were more of a rejection of Trump than an embrace of Democrats and their policies.
    — Olivia Olander, Chicago Tribune, 8 Nov. 2026
  • That brought closer to reality the once-unthinkable notion that the ANC that led South Africa out of the white minority rule of apartheid and delivered freedom in 1994 under Mandela might one day not be its biggest party.
    — Gerald Imray, Los Angeles Times, 8 Nov. 2026
Noun
  • Things to do ☀️ Bowling, K-BBQ and LAFC are on the agenda for Cypress Hill rapper B-Real’s ideal Sunday.
    — Andrew J. Campa, Los Angeles Times, 8 Nov. 2026
  • Although their muscles are atrophied from lack of use, Republicans can now stand up for Republican ideals.
    — Krista Kafer, Denver Post, 6 Nov. 2026

Browse Nearby Words

Cite this Entry

“Idea.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/idea. Accessed 14 Nov. 2026.

More from Merriam-Webster on idea

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!