Meaning of BAROMETER in English

BAROMETER

I. bəˈräməd.ə(r), -ətə- noun

( -s )

Etymology: bar- + -meter

1. : an instrument for determining the pressure of the atmosphere and hence for assisting in judgment as to probable weather changes and for determining the height of an ascent — see aneroid barometer , cup barometer , siphon barometer

2. : something that serves to register accurately changes in fluctuating activity or state (as in public opinion)

retail sales, perhaps the most sensitive barometer of general prosperity — Time

II. noun

: standard : test

a barometer to measure high school talent — Jeff Fellenzer

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.