Standard Lemma guide

containment

noun · 9 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

  • /kənˈteɪnmənt/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • CMU ARPABET: K AH0 N T EY1 N M AH0 N T Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The state of being contained.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

The state of containing.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Something contained.

Definition source: English Wiktionary via Wiktextract

Usage: countable, obsolete, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 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.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

5

noun

Meaning 5

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

Definition source: English Wiktionary via Wiktextract

Usage: countable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

6

noun

Meaning 6

An inclusion.

Definition source: English Wiktionary via Wiktextract

Usage: countable

Topics: mathematics, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

7

noun

Meaning 7

the act of containing; keeping something from spreading

Definition source: Princeton WordNet 3.0

Examples

  • the containment of the AIDS epidemic
  • the containment of the rebellion

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: restraint

Narrower terms: ring containment

8

noun

Meaning 8

(physics) a system designed to prevent the accidental release of radioactive material from a reactor

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: system

9

noun

Meaning 9

a policy of creating strategic alliances in order to check the expansion of a hostile power or ideology or to force it to negotiate peacefully

Definition source: Princeton WordNet 3.0

Examples

  • containment of communist expansion was a central principle of United States' foreign policy from 1947 to the 1975

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: policy

History

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.

Across languages

Translations

59 source translations are retained for this English entry.

  • Bulgarian: въздържане (vǎzdǎržane) — state of being contained
  • Catalan: conteniment — state of being contained
  • Catalan: contenció — state of being contained
  • Finnish: rajoittuminen — state of being contained
  • Finnish: pidättyminen — state of being contained
  • Finnish: eristyminen — state of being contained
  • French: confinement — state of being contained
  • Italian: contenimento — state of being contained
  • Portuguese: contenção — state of being contained
  • Spanish: contenimiento — state of being contained
  • Swedish: begränsning — state of being contained
  • Swedish: hejdande — state of being contained
  • Swedish: inneslutning — state of being contained
  • Catalan: conteniment — state of containing
  • Catalan: contenció — state of containing
  • Danish: inddæmning — state of containing
  • Estonian: piiramine — state of containing
  • Finnish: rajoittaminen — state of containing
  • Finnish: pidättäminen — state of containing
  • Finnish: hillitseminen — state of containing
  • Finnish: eristäminen — state of containing
  • French: confinement — state of containing
  • German: Eindämmung — state of containing
  • Italian: contenimento — state of containing
  • Portuguese: contenção — state of containing
  • Spanish: contenimiento — state of containing
  • Vietnamese: sự chứa đựng — state of containing
  • Vietnamese: sự bao hàm — state of containing
  • Vietnamese: sự gồm có — state of containing
  • Vietnamese: sự bao gồm — state of containing
  • Catalan: contingut — something contained
  • Bulgarian: сдържане (sdǎržane) — policy of checking the expansion of a hostile foreign power
  • Catalan: conteniment — policy of checking the expansion of a hostile foreign power
  • Catalan: contenció — policy of checking the expansion of a hostile foreign power
  • Chinese Mandarin: 圍堵 /围堵 (wéidǔ) — policy of checking the expansion of a hostile foreign power
  • Chinese Mandarin: 遏制 (èzhì) — policy of checking the expansion of a hostile foreign power
  • Danish: inddæmningspolitik — policy of checking the expansion of a hostile foreign power
  • Finnish: patoamispolitiikka — policy of checking the expansion of a hostile foreign power
  • Finnish: patoaminen — policy of checking the expansion of a hostile foreign power
  • German: Eindämmungspolitik — policy of checking the expansion of a hostile foreign power
  • Russian: сде́рживание (sdérživanije) — policy of checking the expansion of a hostile foreign power
  • Spanish: contención — policy of checking the expansion of a hostile foreign power
  • Swedish: uppdämning — policy of checking the expansion of a hostile foreign power
  • Swedish: uppdämningspolitik — policy of checking the expansion of a hostile foreign power
  • Swedish: tillbakahållning — policy of checking the expansion of a hostile foreign power
  • Swedish: tillbakahållningspolitik — policy of checking the expansion of a hostile foreign power
  • Swedish: återhållning — policy of checking the expansion of a hostile foreign power
  • Swedish: indämning — policy of checking the expansion of a hostile foreign power
  • Swedish: indämningspolitik — policy of checking the expansion of a hostile foreign power
  • Swedish: hejdande — policy of checking the expansion of a hostile foreign power
  • Ukrainian: стри́мування (strýmuvannja) — policy of checking the expansion of a hostile foreign power
  • Vietnamese: chính sách ngăn chặn — policy of checking the expansion of a hostile foreign power
  • Catalan: conteniment — physical system designed to prevent the accidental release of dangerous materials
  • Catalan: contenció — physical system designed to prevent the accidental release of dangerous materials
  • Finnish: eristysjärjestelmä — physical system designed to prevent the accidental release of dangerous materials
  • German: Sicherheitsumschließung — physical system designed to prevent the accidental release of dangerous materials
  • German: Sicherheitsbehälter — physical system designed to prevent the accidental release of dangerous materials
  • Spanish: contención — physical system designed to prevent the accidental release of dangerous materials
  • Catalan: inclusió — mathematical inclusion
Real reading context

containment in complete knowledge articles