Focus on the pronunciation of index
English definition of “index”
/ˈɪn·deks/ n [C] (plural indexes /ˈɪnˌdek·səz/ or indices /ˈɪn·dəˌsiz/) (COMPARISON)
› a number used to show the value of something by comparing it to something else whose value is known: a wage/price index fig. The rate of consumer spending is often thought to be an index of public confidence (= show the state of the public’s confidence) in the health of the economy.