[ih-ruhp-shuh n] /ɪˈrʌp ʃən/

a breaking or bursting in; a violent incursion or invasion.
Ecology. a sudden increase in an animal population.

1570s, from Middle French irruption or directly from Latin irruptionem (nominative irruptio) “a breaking in, bursting in, invasion,” noun of action from past participle stem of irrumpere, from assimilated form of in- “into, in, on, upon” (see in- (2)) + rumpere (see rupture (n.)). Frequently confused with eruption.

irruption ir·rup·tion (ĭ-rŭp’shən)
The act or process of breaking through to a surface.


Read Also:

  • Irruptive

    [ih-ruhp-tiv] /ɪˈrʌp tɪv/ adjective 1. of, relating to, or characterized by . 2. or tending to . 3. Petrology. . /ɪˈrʌptɪv/ adjective 1. irrupting or tending to irrupt 2. of, involving, or causing irruption 3. (obsolete) (of igneous rocks) intrusive

  • IRS

    1. Internal Revenue Service. abbreviation 1. (in the US) Internal Revenue Service 2. insulin resistance syndrome: a condition associated with diabetes mellitus in which higher than normal levels of insulin are present in the blood to compensate for the failure of normal insulin levels to perform their function also I.R.S., initialism of Internal Revenue Service, […]

  • Irsa

    International Rett Syndrome Association

  • Irsc

    Internet Resources for Special Children

Disclaimer: Irruption definition / meaning should not be considered complete, up to date, and is not intended to be used in place of a visit, consultation, or advice of a legal, medical, or any other professional. All content on this website is for informational purposes only.