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noun aggression, attack, encroachment, forced entrance, importunitas, imposition, incursion, infringement, interference, interloping, interruption, invasion, irruption, meddling, obtrusion, uninvited attendance, uninvited entry, unlawful entry, unwelcome suggestion
Associated concepts: intrusion of rights, right of privacy, trespass
See also: assault, disturbance, encroachment, incursion, infringement, interference, interruption, intervention, invasion, molestation, nuisance, onset

INTRUSION, estates, torts. When an ancestor dies seised of an estate of inheritance expectant upon an estate for life, and then the tenant dies, and between his death and the entry of the heir, a stranger unlawfully enters upon the estate, this is called an intrusion. It differs from an abatement, for the latter is an entry into lands void by the death of a tenant in fee, and an intrusion, as already stated, is an entry into land void by the death of a tenant for years. F. N. B. 203 3 Bl. Com. 169 Archb. Civ. Pl. 12; Dane's Ab. Index, h. t.

INTRUSION, remedies. The name of a writ, brought by the owner of a fee simple, &c., against an intruder. New Nat. Br. 453.

References in periodicals archive ?
Evidence of the original crystallization age of an igneous intrusion, therefore, is normally preserved even though that body may have been metamorphosed subsequently.
The host rock is Prichard formation and an igneous intrusion is located nearby.
The igneous intrusion has been extensively fractured and altered allowing the ingress of mineral bearing thermal fluids that have deposited a complex stock-work of quartz veins.
Yamana's geologic team believes the magnetic anomaly could reflect a copper skarn deposit formed by a mineralized igneous intrusion into buried limestones.
FCX has now encountered several additional intercepts at the core of the Lembah Tembaga igneous intrusion where it appears to have outlined a geological resource of 50 - 100 million metric tons of stockwork mineralization averaging approximately 1.