Geomagnetism Terminology

noun aclinic line

• The aclinic line is an imaginary line on the Earth's surface where the magnetic needle points true north.
• You can find the aclinic line on a map by looking for where the compass points straight up.
• I heard that if you cross the aclinic line, your compass will go crazy!
• In life, sometimes we need to find our own aclinic line and follow our true path.