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Telltale vs Indicator - What's the difference?

telltale | indicator |

As a noun telltale

is one who divulges private information with intent to hurt others.

As an adjective telltale

is revealing something not intended to be known.

As a proper noun indicator is

.

telltale

English

Noun

(en noun)
  • One who divulges private information with intent to hurt others.
  • (chiefly, US, slang) Tattletale; squealer.
  • Something that serves to reveal something else.
  • The telltale was the lipstick on his shirt collar.
  • (music) A movable piece of ivory, lead, or other material, connected to the bellows of an organ, whose position indicates when the wind is exhausted.
  • (nautical) A length of yarn or ribbon attached to a sail or shroud etc to indicate the direction of the flow of the air relative to the boat.
  • (nautical) A mechanical attachment to the steering wheel, which, in the absence of a tiller, shows the position of the helm.
  • (nautical) A compass in the cabin of a vessel, usually placed where the captain can see it at all hours, and thus inform himself of the vessel's course.
  • (engineering) A machine or contrivance for indicating or recording something, particularly for keeping a check upon employees (factory hands, watchmen, drivers, etc.) by revealing to their employers what they have done or omitted.
  • A bird, the tattler.
  • (Webster 1913)

    Synonyms

    * (one who divulges private information) blabbermouth, gossip, rumormonger, talebearer

    Adjective

    (en adjective)
  • revealing something not intended to be known
  • His eye was blinking, a telltale signal that he was lying.
    He blushed when he approached, a telltale sign that he was happy to see him.

    Derived terms

    * telltale compass

    indicator

    Noun

    (en noun)
  • A pointer or index that indicates something.
  • A meter or gauge.
  • The needle or dial on such a meter.
  • (chemistry) Any of many substances, such as litmus, used to indicate the concentration of a substance, or the degree of a reaction.
  • (ecology) A plant or animal whose presence is indicative of some specific environment.
  • (economics) A measure, such as unemployment rate, which can be used to predict economic trends.
  • (UK, Australia) A trafficator.
  • A bird, the honeyguide.
  • Synonyms

    * blinker (informal), directional, directional signal, trafficator, turn indicator, turn signal (US)

    Derived terms

    * economic indicator * key performance indicator