intrusion
1. [ noun ] any entry into an area not previously occupied
Synonyms: encroachment invasion
Examples:

"an invasion of tourists" "an invasion of locusts" "a viral invasion"

Related terms: entrance encroach
2. [ noun ] entrance by force or without permission or welcome
Related terms: entrance
3. [ noun ] (geology) rock produced by an intrusive process
Related terms: rock
4. [ noun ] (geology) the forcing of molten rock into fissures or between strata of an earlier rock formation
Related terms: geological_process
5. [ noun ] entry to another's property without right or permission
Synonyms: violation encroachment usurpation trespass
Related terms: wrongdoing inroad trespass encroach
Similar spelling:   intrusive
  intrude_on
  intron
  intrust
  in_terms_of
  introversion
  intromission
  intransigent
  in_turn
  intruding
  intrinsic
  indris
  introitus
  intrude
  intrinsical