teston: Meaning and Definition of

tes•ton

1. a former silver coin of France, equal at various times to between 10 and 14 sols, bearing on the obverse a bust of the reigning king.
2. a former silver coin of England, issued by Henry VII, Henry VIII, and Edward VI, and bearing on the obverse the bust of the reigning king: equal originally to 12 pence, later to sixpence.
3. a former silver coin of Milan, first issued in 1468, bearing on the obverse a bust of the Duke of Milan.