isacoustic

[ ahy-suh-koo-stikor, especially British, ahy-suh-kou- ]

Phonetic (Standard)IPA

adjective

First recorded in 1895–1900; is- + acoustic

The peculiar form of the isacoustic lines will be evident at a glance.

The isacoustic lines thus show how the audibility of the sound varies throughout the sound area.

“Isacoustic lines” are curves drawn through places where the sound is heard by the same percentage of observers.

April 23, 2024inveterate

[in-vet-er-it ]

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