1) Demolition 2) Destruction 3) Obliteration 4) Wipeout 1) Destruction 2) Elimination 3) Removal 
Control of plant disease by eliminating the pathogen after it is established or by eliminating the plants that carry the pathogen. 
• (n.) The act of plucking up by the roots; a rooting out; extirpation; utter destruction. • (n.) The state of being plucked up by the roots.
Referring to disease, the termination of all transmission of infection by extermination of the infectious agent through surveillance and containment; global eradication has been achieved for smallpox, regional eradication for malaria and perhaps in some places for measles. ... (05 Mar 2000) ... 
Control of a pest or disease by eliminating the organism after it is established or by eliminating the plants that are its host.
E·rad`i·ca'tion noun [ Latin eradicatio : confer French éradication .] 1. The act of plucking up by the roots; a rooting out; extirpation; utter destruction. 2. The state of being plucked up by the roots. 
Type: Term Pronunciation: e-rad′i-kā′shŭn Definitions: 1. Referring to disease, the termination of all transmission of infection by extermination of the infectious agent through surveillance and containment; global eradication has been achieved for smallpox, regional eradication for malaria and perhaps in some places for measl...
[n] - the complete destruction of every trace of something
The complete and permanent worldwide reduction to zero new cases of an infectious disease through deliberate efforts; no further control measures are required.
The complete elimination of a disease.
obliteration noun the complete destruction of every trace of something
The complete and permanent worldwide reduction to zero new cases of an infectious disease through deliberate efforts; no further control measures are required.
the complete destruction of every trace of something