noun, plural ar·cae [ahr-see]. /ˈɑr si/.
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Origin of arca
Words nearby arca
Example sentences from the Web for arca
Arca, a genus of bivalve molluscs, family Arcad, whose shells are known as ark-shells.
Cui stragula vestis,Blattarum ac tinearum epul,Putrescit in arca.The Insect World|Louis Figuier
Among the reliquary chests, the oldest specimen extant in Spain is the arca santa of Oviedo cathedral.The Arts and Crafts of Older Spain, Volume II (of 3)|Leonard Williams
From the deep water I fished up some coral, and attached to one fragment was a new species of arca.
Through his officials he took part in the levy of the tax, and had a special State-chest (arca praetoria) for the proceeds.The Letters of Cassiodorus|Cassiodorus (AKA Magnus Aurelius Cassiodorus Senator)