joulemeter

joulemeter is defined in Webster's Unabridged Dictionary (1913) with 2 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.(Elec.) The law that the rate at which heat is produced in any part of an electric circuit is measured by the product of the square of the current into the resistance of that part of the circuit. If the current (i) is constant for an interval of time (t), the energy (H) in heat units equals i2Rt, R being resistance.
  2. 2.(Thermodynamics) The law that there is no change of temperature when a gas expands without doing external work and without receiving or rejecting heat.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Related questions

Reverse-dictionary questions

Definition-first questions whose answer is joulemeter.

Sources