phosphorus
See also: Phosphorus
English
| Chemical element | |
|---|---|
| P | Previous: silicon (Si) |
| Next: sulfur (S) | |
Etymology
Borrowed from Latin phōsphorus, from Ancient Greek φωσφόρος (phōsphóros, “the bearer of light”), from φῶς (phôs, “light”) + φέρω (phérō, “to bear, to carry”).
Pronunciation
- (Received Pronunciation) enPR: fŏsʹfərəs, fŏsʹfrəs, IPA(key): /ˈfɒsfəɹəs/, /ˈfɒsfɹəs/
- (US) enPR: fäsʹfərəs, IPA(key): /ˈfɑsfɚəs/
Audio (US) (file) - Homophones: phosphorous, Phosphorus
Noun
phosphorus (countable and uncountable, plural phosphoruses or phosphori)
- (chemistry) a chemical element (symbol P) with an atomic number of 15, that exists in several allotropic forms.
- (obsolete) any substance exhibiting phosphorescence; a phosphor
Usage notes
- Do not confuse phosphorus with phosphorous, which is an adjective.
Derived terms
Derived terms
- Baldwin's phosphorus
- Bolognian phosphorus
- Bononian phosphorus
- Canton's phosphorus
- diphosphorus
- foss, phos, phoss
- fossy, phossy
- Hittorf's phosphorus
- Homberg's phosphorus
- mercurial phosphorus
- Montalbano's phosphorus
- phosph-, phospho-
- phosphane
- phosphonium
- phosphorate
- phosphorent
- phosphoreous
- phosphoresce
- phosphoriferous
- phosphorite
- phosphoro-
- phosphorolysis
- phosphorus-31
- phosphorus bottle
- phosphorus cachexia
- phosphorus chloride
- phosphorus liver
- phosphorus match
- phosphorus necrosis
- phosphorus oxybromide
- phosphorus oxychloride
- phosphorus paste
- phosphorus pentabromide
- phosphorus pentachloride
- phosphorus pentafluoride
- phosphorus pentasulfide, phosphorus pentasulphide
- phosphorus pentoxide
- phosphorus poisoning
- phosphorus sesquisulfide, phosphorus sesquisulphide
- phosphorus tribromide
- phosphorus trichloride
- phosphorus trifluoride
- phosphorus trihydride
- phosphorus triiodide
- phosphoryl
- phossy jaw
- black phosphorus
- red phosphorus
- violet phosphorus
- white phosphorus
- yellow phosphorus
Related terms
Translations
element
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Latin
Etymology
From Ancient Greek φωσφόρος (phōsphóros, “light-bearing”).
Pronunciation
- (Classical) IPA(key): /ˈpʰoːs.pʰo.rus/, [ˈpʰoːs.pʰɔ.rʊs]
- (Ecclesiastical) IPA(key): /ˈfos.fo.rus/
Inflection
Second declension.
| Case | Singular | Plural |
|---|---|---|
| Nominative | phōsphorus | phōsphorī |
| Genitive | phōsphorī | phōsphorōrum |
| Dative | phōsphorō | phōsphorīs |
| Accusative | phōsphorum | phōsphorōs |
| Ablative | phōsphorō | phōsphorīs |
| Vocative | phōsphore | phōsphorī |
Descendants
- Italian: fosforo
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