phosphorus

See also: Phosphorus

phosphorus - English

Pronunciation

  • (Received Pronunciation) enPR: fŏsʹfə-rəs, fŏsʹfrəs, IPA: /ˈfɒs.fə.ɹəs/, /ˈfɒs.fɹəs/
  • Homophones: phosphorous, Phosphorus

Noun

phosphorus (countable and uncountable, plural phosphoruses or phosphori)

  1. (chemistry) a chemical element (symbol P) with an atomic number of 15, that exists in several allotropic forms.
  2. (obsolete) any substance exhibiting phosphorescence; a phosphor

Usage notes

  • Do not confuse phosphorus with phosphorous, which is an adjective.

Derived terms

Translations

phosphorus - Latin

Pronunciation

  • (Classical) IPA: /ˈpʰoːs.pʰo.rus/, [ˈpʰoːs̠pʰɔrʊs̠]
  • (Ecclesiastical) IPA: /ˈfos.fo.rus/, [ˈfɔsforus]

Noun

phōsphorus m (genitive phōsphorī); second declension

  1. (New Latin, chemistry) phosphorus

Declension

Second-declension noun.

Case Singular Plural
Nominative phōsphorus phōsphorī
Genitive phōsphorī phōsphorōrum
Dative phōsphorō phōsphorīs
Accusative phōsphorum phōsphorōs
Ablative phōsphorō phōsphorīs
Vocative phōsphore phōsphorī

Descendants

  • Italian: fosforo
  • Sicilian: pòspuru
Meaning and Definition of phosphorus
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