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typhlograph
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Contents
1
English
1.1
Etymology
1.2
Noun
1.2.1
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English
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Etymology
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typhl-
+
o
+
-graph
Noun
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typhlograph
(
plural
typhlographs
)
(
historical
)
A device for producing
writing
for the
blind
, consisting of a set of
lettered
keys
that
stamp
those letters into a special
gridded
paper
Related terms
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typhlography