Online Google Dictionary

intrusion 中文解釋 wordnet sense Collocation Usage Collins Definition
Noun
/inˈtro͞oZHən/,
Font size:

intrusions, plural;
  1. The action of intruding
    • - he was furious about this intrusion into his private life
    • - unacceptable intrusions of privacy
  2. A thing that intrudes
    • - they oppose the excavations as an intrusion on their heritage
  3. The action or process of forcing a body of igneous rock between or through existing formations, without reaching the surface

  4. A body of igneous rock that has intruded the surrounding strata


  1. invasion: any entry into an area not previously occupied; "an invasion of tourists"; "an invasion of locusts"
  2. entrance by force or without permission or welcome
  3. the forcing of molten rock into fissures or between strata of an earlier rock formation
  4. rock produced by an intrusive process
  5. trespass: entry to another's property without right or permission
  6. (intrude) enter uninvited; "They intruded on our dinner party"; "She irrupted into our sitting room"
  7. An intrusion is liquid rock that forms under the surface of the earth. Magma from under the surface slowly moves its way up from deep within the earth and moves into any cracks or spaces it can find, sometimes pushing existing country rock out of the way, a process that can take millions of ...
  8. The forcible inclusion or entry of an external group or individual; the act of intruding
  9. (Intrusions) The weight of a surface glacier perched atop a cave entrance can force glacial ice a short distance into the cave. The only known examples of this phenomenon are the several 'ice plugs' at the back of Castleguard Cave in Alberta.
  10. (Intrude) (v) : come uninvited
  11. Movement of a tooth back into the bone.
  12. Any set of actions that attempt to compromise the integrity, confidentiality or availability of a resource.
  13. An igneous rock body that has forced its way in a molten state into surrounding country rock.
  14. Emplacement of magma (molten rock) into preexisting rock. Dikes, sills, and batholiths are intrusions.
  15. A feature (landform, vegetation, or structure) that is generally considered out of context because of excessive contrast and disharmony with characteristic landscape.
  16. In linguistics, the introduction of a sound into a word that, historically, should not have such a sound in that spot. See also intrusive r and intrusive schwa for examples immediately below.
  17. Unauthorized act of bypassing the security mechanisms of a system.
  18. Intrusion is an unauthorized, inappropriate or illegal activity by insiders or outsiders that can be considered a penetration of a system.
  19. Injection of a magma into a preexisting rock, or the rock resulting from this process.
  20. The opposite of extrusion. One of the classic behaviours of igneous rocks - emplaced within existing rocks perhaps along fractures.
  21. Situation due to the presence of an intruder.
  22. In geology, a mass of igneous rock that, while molten, was forced into or between other rocks.
  23. Attacks that are tried from outside the perimeter of security in a secure system.
  24. A condition in which a tooth is forced upward into the bone tissue by a force outside the mouth.
  25. When magma is injected into pre-existing rock.