Get the FREE one-click dictionary software for Windows
or the iPhone/iPad and Android apps
Noun: palaeomagnetism  ,pey-lee-ow'mag-nu-ti-zum
Usage: Brit, Cdn (US: paleomagnetism)
  1. Study of the record of the Earth's magnetic field using the magnetization of rocks, sediment, etc.
    "Palaeomagnetism has been crucial in understanding plate tectonics";
    - paleomagnetism [N. Amer]

Encyclopedia: Palaeomagnetism