Pyro
[pairәu]
Definition
(n.) Abbreviation of pyrogallic acid.
Editor: Rhoda
Examples
- When attacked by pyro, those silver bromide particles which have been affected by light--and only those--change to black metallic silver. Various. The Wonder Book of Knowledge.
- It is the particular business of a chemical called pyro to release this latent image. Various. The Wonder Book of Knowledge.
- The image is latent, until it is developed by pouring over the plate a mixture of pyro-gallic acid in distilled water, acetic acid, and nitrate of silver. Frederick C. Bakewell. Great Facts.
Editor: Rhoda