index number

Noun index number has 1 sense

• index number(n = noun.communication) index, indicant, indicator - a number or ratio (a value on a scale of measurement) derived from a series of observed facts; can reveal relative changes as a function of time; Array
is a kind of fact
has particulars: bmi, body mass index, business index, leading indicator, price index, price level, short account, stock index, stock market index