Standard Lemma guide

barium

noun · 4 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.

  • UK: /ˈbɛəɹɪəm/
  • Southern-England: Recorded audio is listed in the source snapshot.
  • General-American: Recorded audio is listed in the source snapshot.
  • rhymes with -ɛəɹɪəm
  • CMU ARPABET: B EH1 R IY0 AH0 M Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.

1

noun

Meaning 1

The chemical element (symbol Ba) with an atomic number of 56. It is a soft, reactive, silvery alkaline earth metal.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: barytum

Antonyms: none provided

2

noun

Meaning 2

A single atom of this element.

Definition source: English Wiktionary via Wiktextract

Usage: countable, usually

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

noun

Meaning 3

Barium sulphate suspension.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable, usually

Topics: medicine, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

4

noun

Meaning 4

a soft silvery metallic element of the alkali earth group; found in barite

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: Ba, atomic number 56

Antonyms: none provided

Broader terms: metallic element, metal

Narrower terms: baryta

History

Etymology

Coined by British chemist Humphry Davy in 1808, from baryta + -ium.

Across languages

Translations

75 source translations are retained for this English entry.

  • Afrikaans: barium — chemical element
  • Albanian: barium — chemical element
  • Arabic: بَارِيُوم (bāriyūm) — chemical element
  • Armenian: բարիում (barium) — chemical element
  • Asturian: bariu — chemical element
  • Azerbaijani: باریوم (bāriyūm, bārīūm, bāryūm) — chemical element
  • Azerbaijani: barium — chemical element
  • Basque: barioa — chemical element
  • Belarusian: ба́рый (báryj) — chemical element
  • Breton: bariom — chemical element
  • Bulgarian: ба́рий (bárij) — chemical element
  • Catalan: bari — chemical element
  • Chinese Mandarin: 鋇 /钡 (bèi) — chemical element
  • Cornish: baryum — chemical element
  • Czech: baryum — chemical element
  • Danish: barium — chemical element
  • Dutch: barium — chemical element
  • Esperanto: bario — chemical element
  • Estonian: baarium — chemical element
  • Faroese: barium — chemical element
  • Finnish: barium — chemical element
  • French: baryum — chemical element
  • West-Frisian: barium — chemical element
  • Friulian: bari — chemical element
  • Galician: bario — chemical element
  • Georgian: ბარიუმი (bariumi) — chemical element
  • German: Barium — chemical element
  • Greek: βάριο (vário) — chemical element
  • Hebrew: בריום (baryom) — chemical element
  • Hindi: हर्यातु (haryātu) — chemical element
  • Hungarian: bárium — chemical element
  • Icelandic: barín — chemical element
  • Irish: bairiam — chemical element
  • Italian: bario — chemical element
  • Japanese: バリウム (bariumu) — chemical element
  • Kashubian: bar — chemical element
  • Kazakh: барий (barii) — chemical element
  • Khmer: បារីយ៉ូម (baarəyoom) — chemical element
  • Khmer: បារ៉្យូម (baaryuum) — chemical element
  • Korean: 바륨 (baryum) — chemical element
  • Latvian: bārijs — chemical element
  • Lithuanian: baris — chemical element
  • Luxembourgish: Barium — chemical element
  • Malay: barium — chemical element
  • Maltese: barju — chemical element
  • Manx: baarium — chemical element
  • Māori: konuokehu — chemical element
  • Mongolian: бари (bari) — chemical element
  • Norwegian Bokmål: barium — chemical element
  • Norwegian Nynorsk: barium — chemical element
  • Occitan: bari — chemical element
  • Persian: باریم (bâriyom) — chemical element
  • Polish: bar — chemical element
  • Portuguese: bário — chemical element
  • Romanian: bariu — chemical element
  • Russian: ба́рий (bárij) — chemical element
  • Scottish Gaelic: bairiam — chemical element
  • Serbo-Croatian: бариј — chemical element
  • Serbo-Croatian: бариум — chemical element
  • Serbo-Croatian: barij — chemical element
  • Serbo-Croatian: barium — chemical element
  • Slovak: bárium — chemical element
  • Slovene: barij — chemical element
  • Spanish: bario — chemical element
  • Swedish: barium — chemical element
  • Tajik: барий (bariy) — chemical element
  • Tamil: பாரவியம் (pāraviyam) — chemical element
  • Thai: แบเรียม (bɛɛ-rîiam) — chemical element
  • Turkish: baryum — chemical element
  • Ukrainian: ба́рій (bárij) — chemical element
  • Uzbek: барий (bariy) — chemical element
  • Uzbek: bariy — chemical element
  • Vietnamese: bari — chemical element
  • Volapük: barin — chemical element
  • Welsh: bariwm — chemical element