decadrachm

[ dek-uh-dram ]
/ ˈdɛk əˌdræm /

noun

a silver coin of ancient Greece equal to 10 drachmas.
Also dek·a·drachm, dec·a·drach·ma [dek-uh-drak-muh] /ˈdɛk əˌdræk mə/.

Origin of decadrachm

First recorded in 1855–60; deca- + drachm2