index option
noun[C]
ukus(alsostock-index option)FINANCE
aninvestmentbasedon thevalueof astockindex(= a set ofsharesthatshowsthevalueof astockmarket). Theinvestorbuystherighttobuyorsellthatindexat aparticularpriceby adatein thefuture:
S&P 500 Index Options
Thefundinvestedinequityindexoptions.