Indicator
From Wikipedia, the free encyclopedia
Indicator may mean:
- pH indicator, a chemical detector for protons in acid-base titrations
- Redox indicator, a chemical detector for redox titrations
- Complexometric indicator, a chemical detector for metal ions in complexometric titrations
- Dial indicator, an instrument that measures small distances
- Honeyguide, a genus of birds
- Turn signal of an automobile
- Economic indicator or business indicator
- Ecological indicator of ecological health
- Indicator function of a subset of the domain, a concept in mathematics
