Clears for takeoff, in a way

• Clears with a scraper, say
• Thaws the windshield
• Clears a wintry windshield
• Clears for liftoff
• Puts salt on, perhaps
• Rids of rime
• Does a winter chore at the airport
• Frees of frost
• Frees from frost

Wiktionary Word definitions in Wiktionary
vb. (en-third-person singular of: deice )