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OneKitly

containment

nounattested in dialogue

  • //kənˈteɪnmənt//

The state of being contained.

noun

  1. 1

    The state of being contained.

    A new siding and turnback facility at Midleton will also be developed, along with new cable containment routes.

  2. 2

    The state of containing.

  3. 3

    obsoleteSomething contained.

    The containment of a rich man's estate.

  4. 4

    A policy of checking the expansion of a hostile foreign power by creating alliances with other states; especially the foreign policy strategy of the United States in the early years of the Cold War.

    Mr. Putin has reinvigorated an alliance that spent years confused about its purpose once it lost the adversary it was formed to contain, the Soviet Union. Now, containment is back.

  5. 5

    A physical system designed to prevent the accidental release of radioactive or other dangerous materials from a nuclear reactor or industrial plant.

  6. 6

    An inclusion.

Etymology

Etymology tree Proto-Indo-European *ḱe? Proto-Indo-European *ḱóm Proto-Italic *kom Proto-Italic *kom- Latin con- Proto-Indo-European *ten- Proto-Indo-European *tn̥-eh₁-(ye)-tider. Proto-Italic *tenēō Latin teneō Latin contineōder. Latin continērelbor. Old French contenirbor. English contain Proto-Indo-European *-mn̥ Proto-Indo-European *-mn̥tom Proto-Italic *-mentom Latin -mentum Old French -mentbor. Middle English -ment English -ment English containment From contain + -ment.

Forms

plural
containments
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).