1. The windpipe; one of the spiral vessels of leaves; the air vessel of an insect.

2. The windpipe.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• tache,
• treacher,
• trach,
• tracea,
• trachers,
• trochear,
• teache,
• teachera,
• trachery,
• trache,
• troched,
• rache,
• trather,
• treches,
• treachea,
• teracher,
• tacher,
• racher,
• trashen,
• trackia

• treck,
• trickey,
• Tricia,
• trace,
• troche,
• trease,
• tracy,
• trochee,
• track,
• Tracey,
• triga,
• triage,
• Traci,
• Tracie,
• Truax,
• Tracee,
• trash,
• Treasa,
• truck,
• Trish,
• triche,
• Tresa,
• trice,
• trick,
• truce.

The adjective form of the word "trachea" is "tracheal".

The plural of the "trachea" can be the "tracheas".

The singular of the "trachea" can be the "trachea".