pyrosoda
A mixture of pyrogallic acid and soda used as a photographic developerA mixture of pyrogallic acid and soda used as a photographic developer.
Meaning
1 senses(obsolete, uncountable)A mixture of pyrogallic acid and soda used as a photographic developer.
Origin
From pyro- + soda.From pyro- + soda.
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Lessons for this word
1 lessons- A1Countable and uncountable nouns — Because it can be uncountable