1.the right to buy or sell property at an agreed price; the right is purchased and if it is not exercised by a stated date the money is forfeited
2.one of a number of things from which only one can be chosen;
what option did I have?
3.the act of choosing or selecting;
your choice of colors was unfortunate
期权(option)又称为选择权,是在期货的基础上产生的一种衍生性金融工具。从其本质上讲,期权实质上是在金融领域中将权利和义务分开进行定价,使得权利的受让人在规定时间内对于是否进行交易,行使其权利,而义务方必须履行。在期权的交易时,购买期权的一方称作买方,而出售期权的一方则叫做卖方;买方即是权利的受让人,而卖方则是必须履行买方行使权利的义务人。