English Words Starting With M

• magnaflux

  verb-transitiveC2
  /ˈmaɡnəflʌks/A trademarked method and the materials used for detecting surface and subsurface cracks in ferrous metals by applying fine magnetic particles to a magnetized part.
• magnalium

  nounVery Low / Technical
  /mæɡˈneɪ.li.əm/A lightweight, strong alloy of magnesium and aluminium.
• magnanimity

  nounC2 / Low Frequency / Academic Vocabulary
  /ˌmaɡnəˈnɪməti/The quality of being generous and noble in spirit, especially in forgiving others or in not seeking revenge when one has the power to do so.
• magnate

  nounC1
  /ˈmæɡneɪt/A very wealthy and influential person, especially in business or industry.
• magnesia

  nounC2
  /mæɡˈniːziə/A white, powdery mineral compound of magnesium (magnesium oxide), used primarily as an antacid, laxative, and in industrial applications like refractory materials.
• magnesite

  nounLow
  /ˈmaɡnəsʌɪt/A mineral form of magnesium carbonate (MgCO₃), typically white, grey, or yellow, and a source of magnesium.
• magnesium

  nounC1
  /mæɡˈniːziəm/A light, silvery-white metallic chemical element (symbol Mg) that burns with a brilliant white flame.
• magnesium arsenate

  nounLow (Very Specialised)
  /mæɡˈniːziəm ˈɑːsəneɪt/A chemical compound composed of magnesium, arsenic, and oxygen atoms, with the chemical formula Mg3(AsO4)2.
• magnesium carbonate

  nounC2
  /mæɡˌniː.zi.əm ˈkɑː.bən.eɪt/A white, solid inorganic compound with the chemical formula MgCO₃, found naturally as minerals like magnesite or dolomite.
• magnesium hydroxide

  nounLow
  /mæɡˌniː.zi.əm haɪˈdrɒk.saɪd/A white inorganic compound with the chemical formula Mg(OH)₂.
• magnesium light

  nounVery low (C2/archaic/technical)
  /mæɡˈniːziəm laɪt/An intense, bright white light produced by burning magnesium metal, used historically for illumination, especially in photography and signalling.
• magnesium oxide

  nounC2
  /mæɡˌniː.zi.əm ˈɒk.saɪd/A white, powdery compound consisting of magnesium and oxygen (MgO).
• magnesium peroxide

  nounC2/Technical
  /mæɡˌniː.zi.əm pəˈrɒk.saɪd/A white, solid inorganic compound with the chemical formula MgO₂.
• magnesium silicate

  nounC2
  /mæɡˈniːziəm ˈsɪlɪkeɪt/A chemical compound, one of several naturally occurring forms of silicon, oxygen, and magnesium.
• magnesium sulfate

  nounMedium-Low
  ˌmaɡniːziəm ˈsʌlfeɪtA chemical compound (MgSO₄) that is a combination of magnesium, sulfur, and oxygen, often appearing as a white crystalline salt.
• magnesium trisilicate

  nounC2+ / Very Low
  /mæɡˌniː.zi.əm traɪˈsɪl.ɪ.keɪt/A chemical compound with the formula Mg₂Si₃O₈, used primarily as an antacid and desiccant.
• magnet

  nounB1
  /ˈmæɡnət/A piece of iron or other material that has its component atoms arranged so that it attracts iron or objects containing iron.
• magnet school

  nounB2
  /ˈmæɡnət skuːl/A public school offering specialised, often innovative, curricula to attract students from across a wider district, rather than just its immediate neighbourhood.
• magnet steel

  nounC1 (Very Low Frequency)
  /ˈmæɡ.nət ˌstiːl/A type of steel specifically alloyed and treated to have strong permanent magnetic properties.
• magnetar

  nounC2
  /ˈmaɡnɪtɑː/A type of neutron star possessing an extremely powerful magnetic field.

Showing 441–460 of 8594 words.