Definition of INDICATOR

indicator

Meanings

Plural: indicators

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
  • a signal for attracting attention
  • a device for showing the operating condition of some system
  • (chemistry) a substance that changes color to indicate the presence of some ion or substance; can be used to indicate the completion of a chemical reaction or (in medicine) to test for a particular reaction
  • A pointer or index that indicates something.
  • A meter or gauge.
  • The needle or dial on such a meter.
  • Any of many substances, such as litmus, used to indicate the concentration of a substance, or the degree of a reaction.
  • A plant or animal whose presence is indicative of some specific environment.
  • A measure, such as unemployment rate, which can be used to predict economic trends.
  • A turn signal; each of the flashing lights on each side of a vehicle which indicate a turn is being made to left or right, or a lane change etc.
  • A bird, the honeyguide.
  • A codeword that marks the use of a specific cryptic device.

Origin / Etymology

From Late Latin indicātor (“one who points out”), from Latin indicō (“point out”). By surface analysis, indicate + -or; see indicate.

Synonyms

blinker, direction indicator, directional, directional signal, index, index number, indicant, trafficator, turn indicator, turn signal

Scrabble Score: 12

indicator is a valid Scrabble (US) TWL word
indicator is a valid Scrabble Word in Merriam-Webster MW Dictionary
indicator is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 14

indicator is a valid Words With Friends word