English dictionary
Hint: Question mark (?) is a wildcard. Question mark substitutes one character.
English noun: hydrogen atom | |||
| 1. | hydrogen atom (substance) an atom of hydrogen | ||
| Broader (hypernym) | atom | ||
| Narrower (hyponym) | acid hydrogen, acidic hydrogen, deuterium, heavy hydrogen | ||
| Part holonym | hydrogen ion | ||
Based on WordNet 3.0 copyright © Princeton University.
Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk
Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk