4 syllables: Mag, ne, si, um. Stress on ne.
mag-NEE-zee-uhm
/mæˈɡniziəm/
Magnesium is pronounced mag-NEE-zee-uhm (/mæˈɡniziəm/). It has four syllables (Mag-ne-si-um), with the stress on "ne". Magnesium is a chemical element and essential mineral, represented by the symbol Mg. It occurs naturally in many minerals and plays a crucial role in enzyme function, energy production, and nerve transmission. In everyday use, it refers to the metal or the dietary supplement and is commonly discussed in contexts of health, nutrition, and materials science.
nounMagnesium is a chemical element and essential mineral, represented by the symbol Mg. It occurs naturally in many minerals and plays a crucial role in enzyme function, energy production, and nerve transmission. In everyday use, it refers to the metal or the dietary supplement and is commonly discussed in contexts of health, nutrition, and materials science.
How to Pronounce Magnesium
"Magnesium is vital for over 300 enzyme reactions in the body."
"A low magnesium intake can contribute to muscle cramps and fatigue."
"The engineers selected magnesium alloy for its light weight and strength."
Magnesium is pronounced ma-GNE-see-um, with primary stress on the second syllable: /mægˈniːz.i.əm/ (US) or /mægˈniːz.i.əm/ (UK/AU). Break it into four syllables: mag-ne-si-um. The second syllable carries the strongest emphasis, and the -si- usually conveys a long e sound in many accents. In careful speech you’ll hear four distinct vowels: æ, ˈniː, i, əm. An audio reference you can compare against is common dictionaries’ UK/US pronunciations annotated with IPA, or pronunciation videos that demonstrate the four-syllable flow.
Common errors: (1) Dropping the second syllable stress (ma-GN-zium). (2) Slurring the -ni- into -ni- as a quick /niz/ rather than /niːz/. (3) Pronouncing final -um as a clear 'um' rather than a schwa followed by m. Correction: emphasize the second syllable with a clear /ˈniː/ vowel, keep /z/ before the final /iəm/ or /iəm/ sequence crisp, and reduce the final syllable to a light /əm/ in rapid speech.
In US English, the second syllable is stressed: /ˌmægˈniː.zi.əm/ with a clear long /iː/ in -ni- and a light /əm/ at the end. UK and Australian pronunciations mirror US in rhythm but may feature a slightly shorter /iː/ and less rhoticity in some speakers, though both UK and AU typically maintain the /mægˈniːz.i.əm/ pattern. Differences are subtle: vowel length, the precise quality of /z/ versus /zɪ/ in fast speech, and the final /əm/ reduction varies by speaker and tempo.
The challenge lies in the multisyllabic structure with a mid-phoneme shift: the stress lands on the second syllable, the /niː/ vowel is long and contrasts with the following /z/ before /iəm/. Speakers often misplace stress, mispronounce as MAG-ne-si-um with a schwa after /z/ or misread the final -ium as /ɪəm/ or /juːm/. Practice by isolating the four syllables, ensuring a crisp /ˈniː/ and a light final /əm/.
A key feature is the long /iː/ in the second syllable and the transition to a voiced /z/ before the /i/ of the third syllable. The sequence -ni-si- are four distinct phonemes rather than a single blend, requiring precise tongue height and lip rounding. Ensure you articulate /ˈniː/ with a high front tense vowel, then glide into /zi/ with minimal anticipatory vowel reduction before the final /əm/.
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Magnesium comes from the Latin magnes, which referred to magnet or magnetite, reflecting early associations with the mineral magnetite because magnesium was first isolated from brines containing magnesite and dolomite. The Ancient Greek word magnesis mentioned naturally occurring magnetized minerals; over time the root magnes- evolved to identify the element in alchemy and early chemistry. In the 18th century, Irish chemist Sir Humphry Davy isolated the element and coined the name magnesium in honor of the region of Mg in the mineral sources and the earlier Greek root. The term has since widened to denote the metallic element, the ion Mg2+, and magnesium compounds used in biology, medicine, and industry. The word’s meaning has thus traversed from mineralogy to biochemistry, metallurgy, and nutrition, reflecting magnesium’s versatile significance across science and health.
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Words that rhyme with "Magnesium"
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