sonotone
French
[edit]Etymology
[edit]From the trademark Sonotone, manufacturer of hearing aids from 1929 to 2005.
Noun
[edit]sonotone m (plural sonotones)
- Synonym of audioprothèse
Further reading
[edit]- “sonotone”, in Trésor de la langue française informatisé [Digitized Treasury of the French Language], 2012.
Spanish
[edit]Etymology
[edit]From the trademark Sonotone, manufacturer of hearing aids from 1929 to 2005.
Noun
[edit]sonotone m (plural sonotones)
- hearing aid
- Synonym: audífono
Further reading
[edit]- “sonotone”, in Diccionario de la lengua española [Dictionary of the Spanish Language] (in Spanish), online version 23.8, Royal Spanish Academy [Spanish: Real Academia Española], 2024 December 10