intrusion
(ɪnˈtruːʒən)
[ME. a. OF. intrusion, in med.(Anglo-)L. intrūsio (Bracton, c 1250), n. of action f. intrūdĕre to intrude.]
The action of intruding.
1. a. The action of thrusting or forcing in, or fact of being thrust in; also concr. something thrust in, a forcible or unwelcome addition.
| 1639 Woodall Wks. Pref. (1653) 10 This Work..free from..imperfect and ridiculous errours, and impertinent intrusions. 1665 Hooke Microgr. xvii. 109 By this intrusion of the petrifying particles, this substance also becomes hard. 1842 A. Combe Physiol. Digestion (ed. 4) 130 There is something more in the constitution of the stomach..which renders the too early intrusion of new food hurtful. 1873 Mivart Elem. Anat. ii. 53 The neural spine..may..be separated from its centrum by the intrusion of the skull wall. 1886 Willis & Clark Cambridge II. 14 This porch, however, is a subsequent intrusion. |
b. spec. in Geol. The influx of rock in a state of fusion into fissures or between strata; a portion of intruded rock.
| 1839 R. I. Murchison Silurian Syst. v. 78 This intrusion having taken place on a line of ancient volcanic eruption, the origin of which cannot be understood without a previous acquaintance with the history of the Silurian System, the account of this new red trap dyke is necessarily deferred. 1849 Murchison Siluria viii. 167 At certain distances from such granitic intrusions. 1875 Lyell Princ. Geol. II. ii. xxxii. 211 Regions where..the intrusion of igneous matter into fissures [was] once most frequent. 1896 Pop. Sci. Jrnl. L. 242 The rocks composing such intrusions [are] the densest of igneous rocks. |
2. a. The action of thrusting oneself into a vacant estate or ecclesiastical benefice to which one has no title or claim; spec. the entry of a stranger after the determination of a particular estate of freehold (as a life-tenancy) before the remainder-man or reversioner; also, a trespass on the lands of the crown. Hence, by extension, violent or unjust entrance into or seizure of land or rights belonging to another; invasion; usurpation. (The earliest sense in Eng.; now only in legal use.)
information of intrusion: see information 5 b (c).
| [1292 Britton iii. i. §3 Intrusioun est torcenous abatement vacaunt le soil, taunt cum nul neest en seisine.] 1387–8 T. Usk Test. Love i. i. (Skeat) I. 17 Straunge hath by way of intrucioun made his home there me shulde be, yf reason were herde as he shulde. 1433 Lydg. St. Edmund iii. 469 He dradde..Lyst newe Intrusioun [of Danes] brouhte in ydolatrie. c 1460 J. Capgrave Chron. Ded. (Rolls) 4 He that entered by intrusion vas Henry the Fourte. 1516 Plumpton Corr. 217 Ther is a suyt against your mastership in the Excheker for introshon. 1540 Act 32 Hen. VIII, c. 46 To make aunswer for his or their intrusion vpon the kinges possession. 1579 Fulke Ref. Rastel 766 They had taken part with Nouatus, which would be a bishoppe by intrusion. 1661 Cowley Verses & Ess., Cromwell (1669) 62 All power is attained either by the Election and Consent of the people, and that takes away your objection of forcible intrusion. 1691 Luttrell Brief Rel. (1857) II. 244 An information of intrusion is brought by the atturny general against the old archbishop of Canterbury and 2 others, for wrongfully detaining and intruding upon the king's possession of Lambeth house. 1765 T. Hutchinson Hist. Mass. I. iii. 369 Writs of intrusion were brought against some..who refused to petition for patents. 1883 Wharton's Law Lex. (ed. 7), Intrusion, the entry of a stranger after a particular estate of freehold is determined before him in reversion or remainder. |
b. The settlement of a minister of the Church of Scotland contrary to the will or without the consent of the congregation: see intrusionist, non-intrusion. Also attrib. in reference to the Non-intrusion conflict.
| 1849 R. Buchanan Ten Years' Conflict ix. II. 137 A threat which the Marquis of Tweeddale had lately thrown out at an intrusion meeting in East Lothian. 1878 T. Brown Annals Disrupt. iii. (1884) 23 They would give no promise to refrain from the intrusion of Mr. Edwards, and..the Church was resolved to protect the people from such intrusion. |
3. The action of thrusting oneself in in an encroaching manner, or of introducing something inappropriately; uninvited or unwelcome entrance or appearance; encroachment on something possessed or enjoyed by another. spec. in contexts of Journalism.
| 1592 Shakes. Rom. & Jul. i. v. 92, I will withdraw, but this intrusion shall Now seeming sweet, conuert to bitter gall. 1667 Milton P.L. xii. 178 Frogs, Lice and Flies must all his Palace fill With loath'd intrusion, and fill all the land. 1725 Pope Odyss. i. 115 The bold intrusion of the Suitor-train. 1783 Burke Sp. E. India Bill Wks. IV. 5 It has been a little painful to me to observe the intrusions into this important debate of such company as quo warranto, and mandamus, and certiorari. 1850 Gladstone Glean. V. xiii. 182 If the reply be a correct one, my intrusion upon your Lordship's time may be excused. 1883 Froude Short Stud. IV. ii. v. 230 His feelings had been..embittered by the intrusion of religious discord into families. 1896 Speaker 3 Oct. 351/2 [George Fox's] intrusion of himself into assemblies where he was not wanted. 1958 Spectator 18 July 110/3 Newspaper intrusion into private lives. 1960 New Statesman 15 Oct. 556/2 The intrusion and impertinence of some of the gossip writers. |
Hence inˈtrusional a., pertaining to intrusion (Webster 1864, and in recent Dicts.).