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topophone
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Contents
1
English
1.1
Etymology
1.2
Noun
1.3
Anagrams
English
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Etymology
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topo-
+
-phone
Noun
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topophone
(
plural
topophones
)
A
double
ear trumpet
for estimating the
direction
from which
sounds
proceed, formerly used by
navigators
.
Anagrams
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optophone