sonotone

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French[edit]

Etymology[edit]

From the trademark Sonotone, manufacturer of hearing aids from 1929 to 2005.

Noun[edit]

sonotone m (plural sonotones)

  1. Synonym of audioprothèse

Further reading[edit]


Spanish[edit]

Etymology[edit]

From the trademark Sonotone, manufacturer of hearing aids from 1929 to 2005.

Noun[edit]

sonotone m (plural sonotones)

  1. hearing aid
    Synonym: audífono

Further reading[edit]