BabelNet

bn:00046479n

Noun Concept

indicator blinker chemical indicator direction indicator directional

(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 WordNet 3.0

Definitions

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A blinking light mounted near the left and right front and rear corners of a vehicle, and sometimes on the sides, used to indicate the intention of a lateral change of position (turn or lane change). OmegaWiki

Any substance used to classify another, often by changing colour. Wiktionary

Any of many substances, such as litmus, used to indicate the concentration of a substance, or the degree of a reaction. Wiktionary

IS A

HAS KIND

oxidation-reduction indicator

CATEGORY DOMAIN

chemistry

WordNet 3.0 & Open English WordNet

indicator

Wiktionary

chemical indicator, indicator

OmegaWiki

blinker, direction indicator, directional, directional indicator, directional signal, flasher, flashing indicator, indicator, indicator light, turn indicator, turn light, turn signal, turn signal flasher