Deaf-aid and Electronic device

Deaf-aid noun - An electronic device that amplifies sound and is worn to compensate for poor hearing.

Electronic device and deaf-aid are semantically related. In some cases you can use "Electronic device" instead a noun phrase "Deaf-aid".

Electronic device noun - A device that accomplishes its purpose electronically.

Deaf-aid and electronic device are semantically related. Sometimes you can replace phrase "Deaf-aid" with "Electronic device", this phrases are similar.