Wiktionary英语词典

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P开头单词 (共111,203个)
pyrophoric
Spontaneously igniting in air, especially when in a finely divided state.
pyrophoric alloy
An alloy, especially one of iron or cerium, that emits sparks when scratched or struck.
pyrophoric alloys
plural of pyrophoric alloy
pyrophoric iron
finely powdered iron, which ignites spontaneously in air
pyrophoricity
The state of being pyrophoric.
pyrophorous
producing light or sparks
pyrophorus
a substance capable of catching fire spontaneously on exposure to the air, especially in a finely di...
pyrophosphatase
An acid anhydride hydrolase that acts upon diphosphate bonds
pyrophosphatases
plural of pyrophosphatase
pyrophosphate
Any salt or ester of pyrophosphoric acid.
pyrophosphates
plural of pyrophosphate
pyrophosphohydrolase
Any enzyme that catalyzes the hydrolysis of pyrophosphate
pyrophosphohydrolases
plural of pyrophosphohydrolase
pyrophosphokinase
Any enzyme that transfers pyrophosphate (diphosphate)
pyrophosphokinases
plural of pyrophosphokinase
pyrophosphoramide
Any amide of a pyrophosphoric acid
pyrophosphoramides
plural of pyrophosphoramide
pyrophosphoric
of, or relating to pyrophosphoric acid or its derivatives
pyrophosphoric acid
A syrupy liquid formed by the dehydration of phosphoric acid; its salts, the pyrophosphates, are use...
pyrophosphorolysis
The lysis of the bonds between the phosphate moieties of a pyrophosphate.