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Word Origin and History for coinage Expand. n. late 14c., currency, money, from Old French coignage, from coignier to coin (see coin (n.)). Meaning act or proces of coining money is from early 15c.; sense deliberate formation of a new word is from 1690s, from a general sense of something invented (c.1600).
Titanium is a strong light metal that is corrosion resistant. It could be used for coins, and has been used to strike medals. However, there are problems in producing a sheet of the metal with a smooth enough surface for coinage purposes, and this increases the cost of producing coins in bulk using this metal.o get round the corrosion problem in modern coins various coatings have been used, from copper (modern UK 'coppers') and brass (German 5 and 10 pfennig) to nickel and chromium (Canadian post-war 5 cents), nickel alone (Finnish 1 & 5 markaa 1953-1962) or zinc (US cent of 1943).