ˈɪndɛks

ɪndɪˈkeɪʃən ˈɪn.dɪ.ˌkeɪ.tə(ɹ) 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 something that serves to indicate or suggest an indication of foul play indications of strain symptoms are the prime indicants of disease