phosphorus
English Thesaurus
1. a planet (usually Venus) seen just before sunrise in the eastern sky (noun.object)
| hypernym | : | major planet, planet, |
| definition | : | (astronomy) any of the nine large celestial bodies in the solar system that revolve around the sun and shine by reflected light; Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune, and Pluto in order of their proximity to the sun; viewed from the constellation Hercules, all the planets rotate around the sun in a counterclockwise direction (noun.object) |
2. a multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms (noun.substance)
| hypernym | : | chemical element, element, |
| definition | : | any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter (noun.substance) |
| substance meronym | : | apatite, |
| definition | : | a common complex mineral consisting of calcium fluoride phosphate or calcium chloride phosphate; a source of phosphorus (noun.substance) |
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