weightier; weightiest
Synonyms of weightynext
1
a
: of much importance or consequence : momentous
a weighty problem
b
: solemn
2
a
: weighing a considerable amount
b
: heavy in proportion to its bulk
weighty metal
3
: powerful, telling
weighty arguments
weightily adverb
weightiness noun
Choose the Right Synonym for weighty

heavy, weighty, ponderous, cumbrous, cumbersome mean having great weight.

heavy implies that something has greater density or thickness than the average of its kind or class.

a heavy child for his age

weighty suggests having actual and not just relative weight.

a load of weighty boxes

ponderous implies having great weight because of size and massiveness with resulting great inertia.

ponderous elephants in a circus parade

cumbrous and cumbersome imply heaviness and bulkiness that make for difficulty in grasping, moving, carrying, or manipulating.

wrestled with the cumbrous furniture
early cameras were cumbersome and inconvenient

Examples of weighty in a Sentence

She grabbed a weighty book off the shelf. The film deals with some weighty issues. Those are weighty arguments in your favor. He was a weighty figure in the art world.
Recent Examples on the Web
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.
Handling such weighty concepts, a less deft hand might have lapsed into melodrama. Tessa Solomon, ARTnews.com, 6 Apr. 2026 Inside, one side of the suitcase features a zipped compartment—useful for keeping toiletries and smaller items contained safely—while the other has a robust compression system with a notably sturdy strap and weighty steel buckle. Charley Ward, Condé Nast Traveler, 5 Apr. 2026 Springsteen pays tribute to 'maestro' Prince But the weighty undertones of the show were well-balanced with comparatively lighthearted selections that provided an escape from the intensity. Melissa Ruggieri, USA Today, 1 Apr. 2026 Brighton & Hove Albion head coach Fabian Hurzeler could enter the conversation when some weighty clubs contemplate a change in the dugout this summer. Andy Naylor, New York Times, 30 Mar. 2026 See All Example Sentences for weighty

Word History

First Known Use

15th century, in the meaning defined at sense 1a

Time Traveler
The first known use of weighty was in the 15th century

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Cite this Entry

“Weighty.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/weighty. Accessed 12 Apr. 2026.

Kids Definition

weighty

adjective
weightier; weightiest
1
: having much weight : heavy
2
a
: of much importance : serious
weighty problems
b
: showing seriousness : solemn
a weighty expression on her face
3
: having the power to influence or persuade
weighty arguments
weightily adverb
weightiness noun

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