Encroachment
Pronunciation : En*croach"ment
Part of Speech : n.
Definition : 1. The act of entering gradually or silently upon the rights or possessions of another; unlawful intrusion. An unconstitutional encroachment of military power on the civil establishment. Bancroft.
2. That which is taken by encroaching on another.
3. (Law)
Defn: An unlawful diminution of the possessions of another.
Source : Webster's Unabridged Dictionary, 1913