indices Meaning, Definition & Usage

1. noun a numerical scale used to compare variables with one another or with some reference number
   index.
   
2. noun 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
   index number; index; indicator; indicant.
   
3. noun a mathematical notation indicating the number of times a quantity is multiplied by itself
   index; exponent; power.
   
4. noun an alphabetical listing of names and topics along with page numbers where they are discussed
   index.
   
5. noun the finger next to the thumb
   index; index finger; forefinger.
   

WordNet