1. Electricity. an instrument for measuring inductance, consisting essentially of an inductor with two or more coils whose relative position may be changed to vary the inductance.
  2. an instrument for indicating a change in a component of a magnetic field vector, especially one related to the earth's magnetic field.
  3. Aeronautics. an instrument that indicates the rate of climb or descent.

Origin of variometer

1895–1900; vari- (see various) + -o- + -meter Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for variometer

Historical Examples of variometer

British Dictionary definitions for variometer


  1. an instrument for measuring variations in a magnetic field, used esp for studying the magnetic field of the earth
  2. electronics a variable inductor consisting of a movable coil mounted inside and connected in series with a fixed coil
  3. a sensitive rate-of-climb indicator, used mainly in gliders
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012