Phrase guide

magnesium hydroxide

noun · 2 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

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1

noun

Meaning 1

The base Mg(OH)2 that occurs naturally as brucite; it is used as an antacid and in many industrial processes.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, inorganic-chemistry, natural-sciences, physical-sciences

Examples

  • Near-synonyms: milk of magnesia, E528

Meaning relationships

Synonyms: milk of magnesia, mul:E528

Antonyms: none provided

2

noun

Meaning 2

a white crystalline powder used chiefly in medicines

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

Broader terms: hydroxide, hydrated oxide

History

Etymology

No etymology was provided for this word.

Across languages

Translations

13 source translations are retained for this English entry.

  • Catalan: hidròxid de magnesi — Mg(OH)2
  • Chinese Mandarin: 氫氧化鎂 /氢氧化镁 (qīngyǎnghuàměi) — Mg(OH)2
  • Estonian: magneesiumhüdroksiid — Mg(OH)2
  • Finnish: magnesiumhydroksidi — Mg(OH)2
  • French: hydroxyde de magnésium — Mg(OH)2
  • German: Magnesiumhydroxid — Mg(OH)2
  • Hungarian: magnézium-hidroxid — Mg(OH)2
  • Icelandic: magnesíumhýdroxíð — Mg(OH)2
  • Italian: idrossido di magnesio — Mg(OH)2
  • Māori: konupora waihā — Mg(OH)2
  • Romanian: hidroxid de magneziu — Mg(OH)2
  • Russian: гидрокси́д ма́гния (gidroksíd mágnija) — Mg(OH)2
  • Swedish: magnesiumhydroxid — Mg(OH)2