coinage
noun uk/ˈkɔɪ.nɪdʒ/ us/ˈkɔɪ.nɪdʒ/
(MONEY)
[ U ]货币系统，货币制度
a set of coins of different values used in a country's money system
decimal coinage 十进位币制
(NEW WORD)
[ C or U ]新造的词（语）;新词语的创造
(the inventing of) a new word or phrase in a language
The expression "boy band" is a 1990s coinage. boy band（男孩乐队）是20世纪90年代的新词语。