con·tra·bas·soon 
(kŏn′trə-bə-sn, -bă-)
(kŏn′trə-bə-sn, -bă-)n.
The largest and lowest pitched of the double-reed wind instruments, sounding an octave below the bassoon. Also called double bassoon.
- transshipment
- transthoracic
- transthoracically
- transubstantiate
- transubstantiation
- transubstantiationalist
- transudate
- transudation
- transudatory
- transude
- transuranic
- transuranium
- transuranium element
- transurethral
- Transvaal
- transvaluation
- transvalue
- transversal
- transverse
- transverse arch
- transverse colon
- transverse dune
- transverse flute
- transversely
- transverseness