ALL-IMPORTANT Synonyms: 56 Similar and Opposite Words

all-important

adjective

ˌȯl-im-ˈpȯr-tᵊnt

Definition of all-important

as in essential

impossible to do without that all-important item for a successful birthday party: a fancily decorated cake with candles

Synonyms & Similar Words

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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 all-important And while the brand still works with ambassadors of all ages, it’s shifted focused in the last two years to build relevance with the all-important and discerning Gen Z. — Lucy Maguire, Vogue, 10 Sep. 2026 Beer, of course, is about 90% to 95% water, but that all-important 5% to 10% is what makes the difference. — Jay R. Brooks, Mercury News, 8 Sep. 2026 Democratic and Republican candidates and party leaders attended Labor Day events in Dallas County to spread their campaign messages for the all-important midterm elections. — Jack Fink, CBS News, 7 Sep. 2026 Her conversation with John also divulges the depths of his entwinement with current ring-bearer Hal Jordan, via a flashback to when John was a baby, in the all-important year of 1986. — Siddhant Adlakha, Vulture, 31 Aug. 2026 See All Example Sentences for all-important

Recent Examples of Synonyms for all-important

Adjective

The same report found that 73% of respondents call AI essential, but only 13% of organizations have integrated it into real workflows.

— Nick Lichtenberg, Fortune, 1 Oct. 2026
There are more details about his parents, a sojourn into San Francisco’s bustling Chinatown and an assertion of autonomy within the Trask household, of which Lee is an essential part.

— Alison Herman, Variety, 1 Oct. 2026

Definition of essential

Adjective

To pull off this pant-less look, a high-quality leather piece is necessary to prevent it from reading cheap.

— Irene Richardson, InStyle, 29 Sep. 2026
The researchers estimate that several more years of work will be necessary before the technology could become part of a prosthesis capable of sensing and responding naturally to its surroundings.

— Kaif Shaikh, Interesting Engineering, 29 Sep. 2026

Definition of necessary

Adjective

Any more details ruin surprises, which are integral for Boyle’s engagement in the project.

— William Earl, Variety, 25 Sep. 2026
At its opening ceremony, then-President Barack Obama urged African Americans to see their story as an integral thread in the broader American story.

— ABC News, ABC News, 24 Sep. 2026

Definition of integral

Adjective

As for videos, adding the required warning can satisfy the disclosure requirement in the Louisiana law.

— Stefani Langehennig, The Conversation, 30 Sep. 2026
Because the carbon material smooths itself during deposition, manufacturers can eliminate downstream chemical mechanical planarization or etch-back steps that are normally needed to create the required surface.

— Georgina Jedikovska, Interesting Engineering, 23 Sep. 2026

Definition of required

Adjective

Among the boundaries that have been breached, according to the new report, are carbon dioxide concentrations, which reached a record 426 parts per million (ppm) because fossil fuel burning had not decreased at nearly the needed pace.

— Andrea Thompson, Scientific American, 21 Sep. 2026
Attentive leaders explore more diverse, needed and applicable professional development that enables their workforce.

— Kellie Lauth, Forbes.com, 21 Sep. 2026

Definition of needed

Adjective

Through the inspirational stories of cancer survivors, the new campaign spotlights their personal experiences navigating diagnosis and treatment, the power of community support and the vital importance of early detection.

— Lisa Lockwood, Footwear News, 29 Sep. 2026
SpaceX is pressing hard to certify Starship for orbital flight, a vital step toward moon and Mars travel.

— Arkansas Online, Arkansas Online, 29 Sep. 2026

Definition of vital

Adjective

But expanding domestic and allied capacity to manufacture the most critical medicines and ingredients — and maintain adequate strategic reserves — would dramatically reduce China’s leverage in any future crisis.

— Patrick McHenry, STAT, 30 Sep. 2026
Meanwhile, the Oklahoma Hospital Association reports critical shortages of health care workers across the state.

— Sydney Lake, Fortune, 29 Sep. 2026

Definition of critical

Browse Nearby Words

alligators

all-important

all in

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“All-important.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/all-important. Accessed 2 Oct. 2026.

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Synonyms of all-important

adjective

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