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单词 pyrophorus
释义

Definition of pyrophorus in English:

pyrophorus

noun pʌɪˈrɒf(ə)rəs
  • 1Chemistry. A substance capable (especially in a finely divided state) of igniting spontaneously on exposure to air. Now historical.

  • 2Entomology. In form Pyrophorus. A genus of strongly luminescent fireflies of the family Elateridae, found mainly in neotropical America.

Origin

Mid 18th century; earliest use found in Philosophical Transactions of the Royal Society of London. From post-classical Latin pyrophorus or its etymon ancient Greek πυροϕόρος bearer of sacrificial fire from πυρο- + -ϕόρος.

Definition of pyrophorus in US English:

pyrophorus

nounpʌɪˈrɒf(ə)rəs
  • 1Chemistry. A substance capable (especially in a finely divided state) of igniting spontaneously on exposure to air. Now historical.

  • 2Entomology. In form Pyrophorus. A genus of strongly luminescent fireflies of the family Elateridae, found mainly in neotropical America.

Origin

Mid 18th century; earliest use found in Philosophical Transactions of the Royal Society of London. From post-classical Latin pyrophorus or its etymon ancient Greek πυροϕόρος bearer of sacrificial fire from πυρο- + -ϕόρος.

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更新时间:2025/6/20 6:53:09