What is the meaning of Argentine?

Containing or resembling silver.

Any osmeriform fish of the genus Argentina, especially a European argentine (Argentina sphyraena).

A siliceous variety of calcite, or lime carbonate, having a silvery-white, pearly lustre, and a waving or curved lamellar structure.

White metal coated with silver.

1858, Peter Lund Simmonds, The Dictionary of Trade Products

feminine singular of argentin

feminine plural of argentino

plural of argentina

vocative masculine singular of argentīnus

Argentinian (person)

Source: wiktionary.org