oximeters

/AA0 K S AH0 M IY0 T ER0 Z/
noun
  1. 1

    A device that measures the quantity of oxygen in something, particularly air in the atmosphere.

  2. 2

    (specifically) A device that measures the oxygen saturation of arterial blood.

Synonyms

Source: https://en.wiktionary.org/wiki/oximeter, https://en.wiktionary.org/wiki/oximeters