Dictionary
tra•che•os•to•my
Pronunciation: (trā"kē-os'tu-mē), [key]—
n.,
—pl. -mies.
Surg.
1. the construction of an artificial opening through the neck into the trachea, usually for the relief of difficulty in breathing.
2. the opening so constructed.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.