3. To attack; to infringe; to encroach on; to violate; as, the king invaded the rights of the people.

4. To grow or spread over; to affect injuriously and progressively; as, gangrene invades healthy tissue.

Syn.
— To attack; assail; encroach upon. See Attack.

INVADE
In*vade", v. i.

Defn: To make an invasion. Brougham.

INVADER
In*vad"er, n.

Defn: One who invades; an assailant; an encroacher; an intruder.

INVAGINATE
In*vag"i*nate, v. t.

Defn: To insert as in a sheath; to pr

INVAGINATE; INVAGINATED In*vag"i*nate, In*vag"i*na`ted, a. (Biol.) (a) Sheathed. (b) Having one portion of a hollow organ drawn back within another portion.