ULTRAHEAVY Synonyms: 35 Similar and Opposite Words

ultraheavy

adjective

Definition of ultraheavy

as in massive

Related Words

Relevance

Dissimilar Words

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 ultraheavy In 2021, Ark Energy took a stake in Hyzon Motors, one of the few firms working on ultraheavy trucks powered by fuel cells. — IEEE Spectrum, 25 Dec. 2022

Recent Examples of Synonyms for ultraheavy

Adjective

Until now, untitled (halo)’s music has come couched in an alluringly dingy haze, so the first thing that leaps out about their debut is the massive upgrade in fidelity.

— Sam Goldner, Pitchfork, 6 Nov. 2026
Currently, to meet the massive capital requirements of AI infrastructure, American tech giants are expanding financing channels into overseas markets like Europe while extending bond maturities.

— , CNBC, 6 Nov. 2026

Definition of massive

Adjective

The software giant's plans pose another potential challenge for a corner of the artificial intelligence market that's showing signs of strain due to rising borrowing costs, hefty debt loads and concerns about whether the buildout will slow down.

— Jordan Novet,Seema Mody, CNBC, 6 Nov. 2026
His second, a collaboration with the Times puzzle editor Tracy Bennett, was a hefty Sunday puzzle rife with just-for-the-hell-of-it wordplay.

— New York Times, New York Times, 3 Nov. 2026

Definition of hefty

Adjective

Barrera, the school board president of San Diego Unified, was the heavy favorite as the Democrat in the race, even though the office is listed as nonpartisan.

— Howard Blume, Los Angeles Times, 4 Nov. 2026
Frustrated neighbors noted that severe water accumulation remains a recurring issue whenever the region experiences multiple consecutive days of heavy rainfall.

— Anna McAllister, CBS News, 4 Nov. 2026

Definition of heavy

Adjective

Modern Mermaid The fit and flare look got a voluminous update, with designers including Justin Alexander Signature, Elie Saab, Kyha Vivienne Westwood and more adding drama to the traditional mermaid wedding dress silhouette.

— Emily Mercer, Footwear News, 22 Oct. 2026
Congress has acknowledged, based on voluminous studies, that radiation at DOE sites poses health risks to workers.

— Lizz Giordano, ProPublica, 22 Oct. 2026

Definition of voluminous

Adjective

The problem is a bureaucratic culture of ponderous deliberation, lack of enforcement powers, and, most of all, the diffuse authority accorded to New York’s 730 school districts.

— David Bloomfield, New York Daily News, 1 Nov. 2026
In one of the side plots to The Lord of the Rings, two of the Hobbits attempt to rouse Treebeard—a wise but ponderous sentient tree—to defend his forest from an army that is cutting it down.

— Ashley Belanger, ArsTechnica, 1 July 2026

Definition of ponderous

Browse Nearby Words

ultrahazardous

ultraheavy

ultrahip

See all Nearby Words

Cite this Entry

Style

“Ultraheavy.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/ultraheavy. Accessed 8 Nov. 2026.

Copy Citation

Synonyms of ultraheavy

adjective

Example Sentences

Browse Nearby Words

Cite this Entry

More from Merriam-Webster

Word of the Day

cockamamie

Popular in Grammar & Usage

How to Use 'Who' vs. 'Whom'

Merriam-Webster’s Great Big List of Words You Love to Hate

'Affect' vs. 'Effect'

'A' or 'an'? What about before 'h'? An Indefinite Article Guide

Why is '-ed' sometimes pronounced at the end of a word?

Popular in Wordplay

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

7 Words for Old-Timey Vehicles

The Words of the Week - Nov. 6

12 Lovely and Unusual Words for the Natural World

Popular

How to Use 'Who' vs. 'Whom'

Great Big List of Beautiful and Useless Words, Vol. 5

9 Words That Sound Like Insults But Aren't

Games & Quizzes