deobstruction

Noun

 * 1)  The act of deobstructing clearing a passage, etc. of obstructions.
 * 2) * 1861,, On Throat Deafness and the Pathological Connexions of the Throat, Nose, and Ear, London: John Churchill, 9th edition, Cases, p.81,
 * The proper treatment of such a case was immediately apparent; namely, the deobstruction of the nasal and Eustachian passages.
 * The proper treatment of such a case was immediately apparent; namely, the deobstruction of the nasal and Eustachian passages.