To convert from foreign currency to U.S. dollars, divide the foreign currency amount by the applicable yearly average exchange rate in the table below. To convert from U.S. dollars to foreign currency, multiply the U.S. dollar amount by the applicable yearly average exchange rate in the table below. Country. Currency.
triannual. 1  done, occurring, issued, etc., three times a year. 2  triennial. 3  a triannual publication, contest, etc. 4  triennial.
Occurring twice in every one: biannual, bimonthly. Occurring once in every two: bicentennial, biennial. Lasting for two: biennial, biennium. The meaning of biannual, for example, could be either the first or the second.