A hybrid of an American and an European option, whose holder can exercise the option only at predetermined dates, for example on the same day of every month.

An option that has attributes of both a European and American option. Typically, it can be exercised on a number of predetermined occasions specified by the option contract. It is a limited exercise or quasi-limited American option. Also known as "Atlantic Option".

a call or put option which can be exercised on prespecified days during the life of the option