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topophone

topophone is defined in Webster's Unabridged Dictionary (1913) with 1 sense. The full text of each entry is reproduced verbatim below.

Definitions

1.A double ear trumpet for estimating the direction from which sounds proceed, esp. for the use of navigators.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Related questions

What does "topophone" mean?

Reverse-dictionary questions

Definition-first questions whose answer is topophone.

What is a double ear trumpet for estimating the direction from which sounds proceed, esp. for the use of navigators called?

Sources

Definitions: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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