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Webster's 1913 Dictionary
PYROCATECHIN
Pyr `o *
cat
"e *
chin,
n.
Etym:
[
Pyro-
+
catechu.
] (
Chem.
)
Defn: A
white
crystalline
substance,
C6H4 (
OH
)2,
of
the
phenol
series,
found
in
various
plants; --
so
called
because
first
obtained
by
distillation
of
gum
catechu.
Called
also
catechol,
oxyphenol.
etc.
The Wordsmith Dictionary
The Wordsmith Dictionary