Pyrometer

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    A thermometer designed to measure high temperatures.

    "I was working with full regulator and about 40 per cent cut-off and we were going quite hard when André called my attention to the pyrometer. This was showing a comparatively low temperature (about 250 deg C.) which meant that unless I eased up, the boiler might start to prime. So we eased her a shade, let the water come down to a third of a glass and then we were away again in perfect order with the pyrometer showing about 375 deg C."

  2. 2
    a thermometer designed to measure high temperatures wordnet
  3. 3
    An instrument for measuring the thermal expansion of solids.

Example

More examples

"I was working with full regulator and about 40 per cent cut-off and we were going quite hard when André called my attention to the pyrometer. This was showing a comparatively low temperature (about 250 deg C.) which meant that unless I eased up, the boiler might start to prime. So we eased her a shade, let the water come down to a third of a glass and then we were away again in perfect order with the pyrometer showing about 375 deg C."

Etymology

From pyro- + -meter.

Related phrases

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.