bathythermograph

English

Etymology

bathy- +‎ thermograph = bathy- +‎ thermo- +‎ -graph.

Noun

bathythermograph (plural bathythermographs)

1. A small torpedo-shaped device that holds a temperature sensor and a transducer to detect changes in hydrostatic pressure.
   • 1959, William R. Anderson, with Clay Blair Jr., Nautilus 90 North, World Publishing Company, page 71:

     The bathythermograph, an instrument we use to measure the temperature of the sea water, went out of commission.

Related terms

• bathometer
• thermometer
• thermograph