磁じ力りょく線せん

noun

magnetic field line; line of magnetic force

Physics term for an imaginary line representing the direction and strength of a magnetic field. Used in contexts like electromagnetism and geophysics.

• 磁じ力りょく線せんはN極きょくからS極きょくへ向むかう。

  Magnetic field lines run from the north pole to the south pole.

• この図ずは磁じ石しゃくの周まわりの磁じ力りょく線せんを示しめしている。

  This diagram shows the magnetic field lines around a magnet.