Definify.com
Webster 1913 Edition
Pyro
Py′ro
,Noun.
(Photog.)
Abbreviation of pyrogallic acid.
[Colloq.]
Definition 2025
pyro
pyro
See also: pyro-
English
Noun
pyro (plural pyros)
- (slang) a pyromaniac
- pyrocellulose
- pyrotechnician
- pyrotechnics
- (archaic, chiefly photography) pyrogallic acid
Translations
Adjective
pyro (comparative more pyro, superlative most pyro)