Thermometer 1
Thermometer 1 : (Metrol) An instrument for measuring temperature, generally consisting of a bulb containing mercury or other liquid and a capillary mounted on a scale marked in degrees. The height of the liquid in the capillary indicates the temperature. See: Temperature Scale. Note: Other types of temperature-measuring instruments are based on bimetallic strips, Bourdon gages, electrical resistance, thermocouples, vapor pressure, etc