1. A duct that provides ventilation (as in mines)
   - air duct, airway

Derived forms: air passages

Type of: duct

• trespassing
• tress
• tressy
• trestle
• trestle bridge
• trestle table
• trestlework
• tret
• trevally
• Trevelyan
• Trevino
• Trevithick
• trews
• trey
• TRF
• TRH
• tri-
• tri-band
• tri-chad
• triable
• freedom of the seas
• freedom of thought
• Freedom Party
• freedom rider
• freedom to bear arms