geomagnetism /jē-ō-magˈnə-ti-zm/

1. The magnetism of the earth, earth's magnetic field
2. The study of this

geomagnetˈic adjective

• fiqh
• fir
• fir cone
• fir cones
• fire
• fire alarm
• fire alarms
• fire and brimstone
• fire-and-brimstone
• fire and sword
• fire ant
• fire ants
• firearm
• firearms
• fire-arrow
• fire-arrows
• fire away
• fireback
• firebacks
• fireball
• fire-balloon
• fire-balloons
• fireballs
• fire-bar
• fire-bars