English dictionary
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English noun: hydrogen | |||
| 1. | hydrogen (substance) a nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic gas; the simplest and lightest and most abundant element in the universe | ||
| Synonyms | atomic number 1, H | ||
| Broader (hypernym) | chemical element, element, gas | ||
| Narrower (hyponym) | tritium | ||
| Substance meronym | H2O, water | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2024 onlineordbog.dk