mercury thermometer

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mercury thermometer

Etymology: L, Mercurius, mythic messenger of the gods; Gk, thermē, heat, metron, measure
a thermometer in which the expandable indicator is mercury. Mercury thermometers are not commonly used in current clinical practice and have been largely replaced by digital, chemical dot, and infrared thermometers.

mercury thermometer

A thermometer containing mercury for measurement of temperature. Mercury thermometers are seldom employed because they are an important source of heavy metal pollution of rivers, streams, and aquatic life.
See also: thermometer