The capacity of a substance for being magnetized by an externally applied magnetic field, measured as the ratio of the induced magnetization to the external magnetic field strength.
Origin
Late 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.
Definition of magnetic susceptibility in US English:
magnetic susceptibility
noun
The capacity of a substance for being magnetized by an externally applied magnetic field, measured as the ratio of the induced magnetization to the external magnetic field strength.
Origin
Late 19th century; earliest use found in Philosophical Transactions of the Royal Society of London.