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Definition of Arca
1. Noun. Type genus of the family Arcidae: ark shells and blood clams.
Exact synonyms: Genus Arca
Generic synonyms: Mollusk Genus
Group relationships: Arcidae, Family Arcidae
Member holonyms: Ark Shell, Blood Clam
Generic synonyms: Mollusk Genus
Group relationships: Arcidae, Family Arcidae
Member holonyms: Ark Shell, Blood Clam
Definition of Arca
1. Acronym. (US sports) Automobile Racing Club of America, a stock car auto racing sanctioning body in the United States, founded in 1952. ¹
¹ Source: wiktionary.com
Lexicographical Neighbors of Arca
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