English dictionary
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English noun: atomic number 9 | |||
| 1. | atomic number 9 (substance) a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite | ||
| Synonyms | F, fluorine | ||
| Broader (hypernym) | chemical element, element, gas, halogen | ||
| Substance meronym | cryolite, fluor, fluorapatite, fluorite, fluorspar, Greenland spar | ||
Based on WordNet 3.0 copyright © Princeton University.
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Web design: Orcapia v/Per Bang. English edition: .
2025 onlineordbog.dk