intervention English · revision 6677

+ {{infobox|confidence=established|formation=borrowing|attested=early 15th century|origins=la venio}}

+

+ ==Pronunciation==

+ * IPA: /ɪntəˈvɛnʃən/ ''(UK)''; /ɪntɚˈvɛnʃən/ ''(US)''^(Wiktionary)

+

+ ==Etymology==

+ It is Middle English intervencioun, [[bor|la-lat|interventio|t=an interposing; a giving security]],^(Etymonline)^(MWU 2024)^(SOED 2002) a noun of action from [[m|la|intervenio|alt=intervenīre|t=to come between, interrupt]] (see [[intervene]]), from [[m|la|inter|t=between]] and [[m|la|venio|alt=venīre|t=to come]].^(Etymonline)

+

+ ==Earliest recorded meaning==

+ Intercession, intercessory prayer: the early 15th century in Etymonline;^(Etymonline) the OED has the action of stepping in or interfering from about 1425.^(OED 1989)

+

+ ==Semantic evolution==

+ Coming between in place, time or order is from 1645.^(OED 1989) In law, intervention is the entry of a third party into a suit (1860).^(OED 1989) From the mid-19th century it was often used of one state interfering in the affairs of another (see [[interventionism]]).^(Etymonline)^(Collins 2023) By 1983 it also meant an occasion when friends or family confront someone with an addiction in order to make them change.^(Etymonline)^(Collins 2023) In medicine an intervention is any treatment or procedure.^(AHD)

+

+ ==Timeline==

+ * early 15th century – intercession.^(Etymonline)

+ * 1645 – coming between.^(OED 1989)

+ * mid-19th century – interference between states.^(Etymonline)

+ * 1860 – in law.^(OED 1989)

+ * 1983 – confronting an addict.^(Etymonline)

+

+ ==Modern meaning==

+ ===Noun===

+ # The act of intervening, especially to improve a situation or prevent harm.^(AHD)^(Collins 2023)

+ # Interference by one state in the affairs of another.^(AHD)^(Collins 2023)

+ # A medical treatment or procedure.^(AHD)

+ # A meeting at which a person with an [[addiction]] is confronted by friends or family.^(Collins 2023)

+

+ ==Word family==

+ * [[interventional]]

+ * [[nonintervention]]

+ * [[reintervention]]

+ * [[prointervention]]

+ * [[interventionism]]

+

+ ==Related words==

+ * [[intervene]]

+ * [[venue]]

+ * [[convene]]

+ * [[prevent]]

+

+ ==References==

+ {{reflist}}