Meaning of INVASION in English

INVASION

noun the incoming or first attack of anything hurtful or pernicious; as, the invasion of a disease.

2. invasion ·noun the act of invading; the act of encroaching upon the rights or possessions of another; encroachment; trespass.

3. invasion ·noun a warlike or hostile entrance into the possessions or domains of another; the incursion of an army for conquest or plunder.

Webster English vocab.      Английский словарь Webster.