'Intrusiveness' definitions:

Definition of 'intrusiveness'

From: WordNet
noun
Aggressiveness as evidenced by intruding; by advancing yourself or your ideas without invitation [syn: intrusiveness, meddlesomeness, officiousness]

Definition of 'Intrusiveness'

From: GCIDE
  • Intrusive \In*tru"sive\, a. Apt to intrude; characterized by intrusion; entering without right or welcome. [1913 Webster]
  • Intrusive rocks (Geol.), rocks which have been forced, while in a plastic or melted state, into the cavities or between the cracks or layers of other rocks. The term is sometimes used as equivalent to plutonic rocks. It is then contrasted with effusive or volcanic rocks. -- {In*tru"sive*ly}, adv. -- {In*tru"sive*ness}, n. [1913 Webster]