Definition of 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)
First Known Use of giant clam
Rhymes with giant clam
aerogram, Amsterdam, anagram, Birmingham, Boulder Dam, cablegram, centigram, Christogram, chronogram, cofferdam, cryptogram, decagram, deprogram, diagram, diaphragm, epigram, fluid dram, hard-shell clam, hexagram, histogram, Hohokam, hologram, kilogram, logogram, mammogram, milligram, Minicam, monogram, nomogram, oriflamme, pentagram, phonogram, pictogram, reprogram, Rotterdam, scattergram, self-exam, skiagram, soft-shell clam, sonogram, subprogram, telegram, tetradrachm, thank-you-ma'am, tinker's damn, Uncle Sam
Learn More about giant clam
Britannica.com: Encyclopedia article about "giant clam"
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