gi·​gan·​tism | \ jī-ˈgan-ˌti-zəm How to pronounce gigantism (audio) , jə-; ˈjī-gən- \

Definition of gigantism

2 : development to abnormally large size
3 : excessive vegetative growth often accompanied by the inhibiting of reproduction

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Examples of gigantism in a Sentence

the gigantism that is this newest ocean liner is impossible to describe
Recent Examples on the Web The genre of tall tales—America’s naive gigantism—began with John Henry and Paul Bunyan. Lance Morrow, WSJ, "The Amazing, Horrifying Age of Exaggeration," 27 Oct. 2020 One explanation for gigantism in both land and aerial arthropods at that time was the absence of predators. Anna Diamond, Smithsonian Magazine, "How Do Scientists Record Sounds From the Sun? And More Questions From Our Readers," 10 Mar. 2020 Hold the phone Smartphone gigantism has spawned plenty of PopSockets competitors. David Pierce, WSJ, "A $10 Accessory Proves Smartphones Are Too Big," 17 Feb. 2019 Does Big Bird suffer from untreated gigantism, perhaps caused by a hormonal imbalance? The Editorial Board, WSJ, "Bert and Ernie, Political Puppets," 19 Sep. 2018 Get our daily newsletter Six cases of gigantism stand out most, with the firms becoming so big that governments intervened. The Economist, "History’s biggest firms," 5 July 2018 André had a prolific career in professional wrestling and came to be known for his size, caused by acromegaly, sometimes called gigantism, which made his limbs and organs grow too large. Kelly Lawler, USA TODAY, "5 things we learned from HBO's 'Andre the Giant' documentary," 10 Apr. 2018 The trouble comes with the new tower’s north and south walls, which reprise the generic gigantism of new skyscrapers that have been popping up like dandelions in China and assorted Persian Gulf city-states. Blair Kamin,, "Tribune Tower plans would energize an old landmark, but don't yet create a new one," 18 Apr. 2018 This suggests that gigantism evolved shortly after penguins lost the ability to fly and took to the water, but later re-emerged millions of years later. Mika Mckinnon, Smithsonian, "This Giant Penguin Was the Size of a Human," 13 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'gigantism.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of gigantism

circa 1885, in the meaning defined at sense 1

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Time Traveler for gigantism

Time Traveler

The first known use of gigantism was circa 1885

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Statistics for gigantism

Last Updated

31 Oct 2020

Cite this Entry

“Gigantism.” Dictionary, Merriam-Webster, Accessed 27 Nov. 2020.

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More Definitions for gigantism


gi·​gan·​tism | \ jī-ˈgan-ˌtiz-əm How to pronounce gigantism (audio) , jə-; ˈjī-gən- How to pronounce gigantism (audio) \

Medical Definition of gigantism

: development to abnormally large size from excessive growth of the long bones accompanied by muscular weakness and sexual impotence and usually caused by hyperpituitarism before normal ossification is complete

called also macrosomia

— compare acromegaly

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Thesaurus: All synonyms and antonyms for gigantism Encyclopedia article about gigantism

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