Indicator
[n] a device for showing the operating condition of some system
[n] 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
[n] a signal for attracting attention
[n] (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
Related Information
Related Terms
arbiter, arbitrator, badge, banner, bencher, bob, character, characteristic, control indicator, count-rate meter, critic, current indicator, density indicator, depth sounder, detonation indicator, device, differentia, display, earmark, echo sounder, Fatho