Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
acoustic device | Yes | No | No | No |
hearing aid | Yes | No | No | No |
acoustic device (noun) | hearing aid (noun) |
---|---|
a device for amplifying or transmitting sound | a conical acoustic device formerly used to direct sound to the ear of a hearing-impaired person |
an electronic device that amplifies sound and is worn to compensate for poor hearing |