1. (geology) the solid material thrown into the air by a volcanic eruption that settles on the surrounding areas

Derived forms: tephras

Encyclopedia: Tephra

• going away
• going strong
• going to Jerusalem
• going under
• going-out-of-business sale
• going-over
• goings-on
• goiter
• goitre
• goitrogen
• goitrous
• goji berry
• Golan
• Golan Heights
• Golconda
• gold
• gold braid
• Gold Coast
• gold digger
• gold dust
• gold fern
• gold fever
• gold foil
• gold leaf
• gold medal