3 syllables: Hy, dro, gen. Stress on Hy.
HEYE-druh-juhn
/ˈhaɪdɹədʒən/
Hydrogen is pronounced HEYE-druh-juhn (/ˈhaɪdɹədʒən/). It has three syllables (Hy-dro-gen), with the stress on "Hy". Hydrogen is a chemical element and the lightest, most abundant in the universe, primarily found in stars and gas giant planets. In everyday speech, it refers to the simplest, diatomic gas H2 used as a fuel and in chemistry. Its name derives from Greek roots meaning “water-former.”.
nounHydrogen is a chemical element and the lightest, most abundant in the universe, primarily found in stars and gas giant planets. In everyday speech, it refers to the simplest, diatomic gas H2 used as a fuel and in chemistry. Its name derives from Greek roots meaning “water-former.”
How to Pronounce Hydrogen
"Hydrogen gas is colorless and odorless at room temperature."
"Scientists study hydrogen fusion as a potential clean energy source."
"Water is composed of hydrogen and oxygen in a 2:1 ratio, H2O."
Hydrogen is pronounced /ˈhaɪ.drə.dʒən/ in US, UK, and AU. The primary stress is on the first syllable HY- (ˈhaɪ). The middle syllable uses a schwa /ə/, and the final is /dʒən/ as in “generation.” Break it into HY-druh-juhn, with a clear /dʒ/ as in “judge.” Audio examples exist on major dictionaries and pronunciation platforms for confirmation.
Common mistakes include saying HY-dron or HY-dree-gen. People occasionally misplace the /dʒ/ sound, producing HY-dra-gen or HY-der-gen. To correct: emphasize the second syllable as /drə/ with a short, relaxed schwa, then finish with /dʒən/. Practice by alternating HY- with a light, quick /dr/ blend and ensuring the /ˈhaɪ/ is clear and stressed.
Across US/UK/AU, the primary stress remains on the first syllable: /ˈhaɪ.drə.dʒən/. US and UK share the rhotic absence/presence in connected speech differently: UK often retains tighter /ə/ vowel quality in the middle, while US tends to a slightly more reduced schwa. Australian tends to a rounded but relaxed /ə/; the /ˈhaɪ/ onset remains stable in all, and /dʒən/ tends to be crisp in all three.
The challenge lies in the multi-syllable cluster HY-DR-O-... with a distinct /ˈhaɪ/ onset and the /dʒ/ in the final syllable, which can fuse with neighboring sounds in rapid speech. The middle /drə/ requires a relaxed schwa and a subtle alveolar blend to avoid a dull /drɔ/. Additionally, non-native speakers may miscue the /dʒ/ sound, producing /d͡ʒ/ too early or too late.
Hydrogen’s name foregrounds the water-formation idea; some non-native speakers stress the second syllable or produce a hard /g/ instead of /dʒən/. Focus on stabilizing the first syllable as /ˈhaɪ/ and the final as /dʒən/. The middle should be a light /rə/ or /rə/ with a soft, quick schwa, not a full vowel sound. Recording helps confirm the final /dʒən/ is crisp rather than muffled.
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Hydrogen originates from the French hydrogène, coined in the late 18th century by Henry Cavendish from the Greek elements hydro- (water) and -gênēs (maker, former, “producer”). The term entered English via French in contexts describing a gas that, when burned, forms water, reflecting its role as the water-forming component of compounds. Cavendish’s experiments in 1766 identified hydrogen as a distinct gas released from acids with metals. In the early 19th century, scientists standardized the symbol H and recognized hydrogen as the primary element in the universe. Over time, hydrogen’s nomenclature and chemical significance expanded with industrial and energy applications, from Haber processes to fuel cells, cementing its place in chemistry and energy discourse.
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Words that rhyme with "Hydrogen"
-me) sounds
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