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hy·dro·gen
hydrogen
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- pronunciation:
- haI
dr
jn
- features:
- Word Combinations (noun), Word Explorer, Word Parts
part of speech: |
noun |
definition: |
a chemical element that contains one proton in each nucleus and that occurs naturally in many compounds such as water, acids, petroleum hydrocarbons, and carbohydrates, and in pure form as a highly flammable, lighter-than-air gas used in many industrial applications, such as the hydrogenation of fats and oils. (symbol: H) (Cf. deuterium, protium, tritium.)
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related words: |
bleach |
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