1. Taking place before the start of an aircraft flight

Encyclopedia: Preflight

• climbing boneset
• climbing corydalis
• climbing fern
• climbing frame
• climbing fumitory
• climbing hemp-vine
• climbing hempweed
• climbing hydrangea
• climbing iron
• climbing lily
• climbing maidenhair
• climbing maidenhair fern
• climbing nightshade
• climbing onion
• climbing perch
• climbing salamander
• clime
• clinch
• Clinch River
• clinched
• clincher
• clincher-built
• Cline
• cling
• cling to