giant clam

[ jahy-uhnt klam ]

  1. any of several huge clams of the family Tridacnidae, inhabiting the shallow waters of coral reefs in the tropical Indo-Pacific, including Tridacna squamosa(fluted giant clam ), a relatively hardy but conservation dependent species that grows to about 16 inches (40 centimeters) across.

Origin of giant clam

First recorded in 1945–50

Words Nearby giant clam Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

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