isohel /īˈsō-hel/

A contour line of equal amounts of sunshine

• dragon boat
• dragon boats
• drag one's feet
• drag one's heels
• dragoness
• dragonesses
• dragonet
• dragonets
• dragon-fish
• dragon-fishes
• dragonflies
• dragonfly
• dragon fruit
• dragon fruits
• dragonhead
• dragonheads
• dragonise
• dragonised
• dragonises
• dragonish
• dragonising
• dragonism
• dragonisms
• dragonize
• dragonized