1. An imaginary line connecting points on the Earth's surface where the magnetic declination is the same
   - isogonic line, isogonal line

Derived forms: isogones

Type of: line

• dwarf mountain pine
• dwarf mulberry
• dwarf nipplewort
• dwarf oak
• dwarf phlox
• dwarf pipefish
• dwarf pocket rat
• dwarf Russian almond
• dwarf sperm whale
• dwarf spurge
• dwarf sumac
• dwarf tulip
• dwarf willow
• dwarf-white trillium
• dwarfish
• dwarfishness
• dwarfism
• dweeb
• dwell
• dwell on
• dweller
• dwelling
• dwelling house
• Dwight D. Eisenhower
• Dwight David Eisenhower