1. A line connecting points on the earth's surface having the same mean summer temperature

Derived forms: isotheres

• Combretaceae
• combretum
• Combretum appiculatum
• Combretum bracteosum
• Combretum erythrophyllum
• combretum family
• combtooth blenny
• comburant
• comburent
• combust
• combustibility
• combustible
• combustible material
• combustibleness
• combustion
• combustion chamber
• combustive
• come
• come a cropper
• come about
• come across
• come after
• come again
• come alive
• come along