hydrogen — meaning in English
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English meaning
- hydrogen noun The lightest chemical element, with the symbol H and atomic number 1.
Senses
hydrogen is used for these senses in English:
- hydrogen The lightest chemical element (symbol H), with an atomic number of 1 and atomic weight of 1.008.
hydrogen — full definition
- noun The lightest chemical element, with the symbol H and atomic number 1.
- noun The colourless, odourless, highly flammable gas made of this element, found as a molecule of two hydrogen atoms.