indicator

UK/'indikeitə/US/'indikeitә/

IELTSB1

Definitions

A thing that shows the state or level of something; a gauge or measure

指标；指示器

(chemistry) a substance that changes color to show a chemical condition

（化学）指示剂

Root Breakdown

Root-derived

in-not, opposite of

dicsay, speak, declare; point out

-atorone who does, agent

=indicator

indicate + -or (thing that does) = a thing that points something out. In economics, an indicator points to the state of the economy; in chemistry, an indicator points to acidity by changing color.

Root dic still carries 82 more words

Common Collocations

1.economic indicator经济指标
2.leading indicator先行指标
3.key indicator关键指标
4.performance indicator绩效指标

Example Sentences

1.
Unemployment is a key economic indicator.
2.
Litmus paper acts as an indicator, turning red in acid.

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