Term: clinical thermometer: a mercury thermometer designed to measure the temperature of the human body; graduated to cover a range a few degrees on either side of the normal body temperature
Broader: mercury thermometer: thermometer consisting of mercury contained in a bulb at the bottom of a graduated sealed glass capillary tube marked in degrees Celsius or Fahrenheit; mercury expands with a rise in temperature causing a thin thread of mercury to rise in the tube | Unrelated: opinion: a message expressing a belief about something; the expression of a belief that is held with confidence but not substantiated by positive knowledge or proof
Broader: mercury thermometer: thermometer consisting of mercury contained in a bulb at the bottom of a graduated sealed glass capillary tube marked in degrees Celsius or Fahrenheit; mercury expands with a rise in temperature causing a thin thread of mercury to rise in the tube | Unrelated: recursive routine: a routine that can call itself