giant clam


: a very large clam (Tridacna gigas) found on the coral reefs of the Indian and Pacific oceans that sometimes weighs more than 500 pounds (227 kilograms)

Example Sentences

Recent Examples on the Web An environmental impact report on upcoming missile tests has bad news for Kwajalein’s giant clam community. Kyle Mizokami, Popular Mechanics, 24 June 2021 One of her favorite spots is the Aloe Garden’s Abalone Pond, with its two cascading fountains of giant clam shells. Caron Golden, San Diego Union-Tribune, 8 May 2021 Alongside the Philippine coast guard and other groups, the PCSD seized 324 pieces of giant clam shells worth ₱160 million on Johnson Island on March 3, following a similar discovery in October. Eoin Mcsweeney, CNN, 17 Apr. 2021 Afterward, delve into the Japanese culinary art form of kaiseki across the street at Wa’z, where the team transforms seasonal ingredients, like the beloved giant clam geoduck, into multicourse meals paired with sake. Naomi Tomky, Condé Nast Traveler, 30 Mar. 2021 The researchers believe this means that like modern giant clams, which are covered in algae, these clams were similarly supporting a symbiotic species. Ashley Strickland, CNN, 13 Mar. 2020 Tetsuya Komatsubara, 77, has operated a pair of small fishing boats out of Yokosuka for six decades, diving for giant clams, once abundant in waters off Tokyo. Hiroko Tabuchi, New York Times, 3 Feb. 2020 In one area near Taytay, corals cling to sturdy metal frames, and a garden for giant clams has been established. The Economist, 24 Oct. 2019 Below, the blue lips of giant clams open and close amid a jungle of multicoloured coral. The Economist, 24 Oct. 2019 See More

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

Word History

First Known Use

circa 1889, in the meaning defined above

Time Traveler
The first known use of giant clam was circa 1889

Dictionary Entries Near giant clam

Cite this Entry

“Giant clam.” Dictionary, Merriam-Webster, Accessed 6 Dec. 2022.

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