plural noun Tho·rac·i·ca \-sə̇kə\

Definition of Thoracica

  1. :  a division of Cirripedia including barnacles that have six thoracic segments usually bearing six pairs of cirri

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Origin and Etymology of thoracica

New Latin, from thoracica, neuter plural of thoracicus thoracic, from Late Greek thōrakikos

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a rounded knoll or a ridge of ice

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