Phrase guide

millimeter of mercury

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

A unit of pressure equal to the amount of fluid pressure one millimeter deep in mercury at zero degrees Celsius on Earth.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

a unit of pressure equal to 0.001316 atmosphere; named after Torricelli

Definition source: Princeton WordNet 3.0

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: torr, mm Hg

Antonyms: none provided

Broader terms: pressure unit

History

Etymology

No etymology was provided for this word.

Across languages

Translations

11 source translations are retained for this English entry.

  • Catalan: mil·límetre de mercuri — unit of pressure
  • Chinese Mandarin: 毫米汞柱 (háomǐ gǒngzhù) — unit of pressure
  • Finnish: elohopeamillimetri — unit of pressure
  • German: Millimeter Quecksilbersäule — unit of pressure
  • German: Millimeter Quecksilber — unit of pressure
  • Hungarian: higanymilliméter — unit of pressure
  • Italian: millimetro di mercurio — unit of pressure
  • Japanese: 水銀柱ミリメートル (suiginchū mirimētoru) — unit of pressure
  • Romanian: milimetru coloană de mercur — unit of pressure
  • Romanian: milimetru de mercur — unit of pressure
  • Spanish: milímetro de mercurio — unit of pressure