hearing aid
Học thuậtThân thiện
Definition
- Noun:
- A small electronic device worn in or behind the ear to amplify sound for a person with hearing loss. It is a medical device designed to improve hearing by making sounds louder and clearer.
Usage
- The primary function of a hearing aid is to assist individuals with hearing impairment. It is a personal medical device.
- It is typically worn in one or both ears.
- The term refers specifically to the electronic amplification device, not to other assistive listening devices.
Examples
- Noun:
- My grandfather's new hearing aid is so small and discreet.
- After getting a hearing aid, she could participate in conversations much more easily.
- The audiologist adjusted the settings on the digital hearing aid.
Advanced Usage
- "to be fitted for a hearing aid": to undergo a process with a specialist to get a properly customized hearing aid.
- He went to the clinic to be fitted for a new hearing aid.
- "behind-the-ear (BTE) hearing aid": a common style where the main device sits behind the ear.
- "in-the-ear (ITE) hearing aid": a style where the device fits completely within the outer ear bowl.
Variants and Related Words
- Hearing aids (plural noun): the standard plural form.
- Hearing instrument (noun): a more formal or technical synonym used by audiologists.
- Assistive listening device (ALD) (noun): a broader category of equipment that includes hearing aids but also other devices like amplified telephones.
Synonyms
- Hearing instrument: A formal synonym.
- Deaf-aid (noun, chiefly British): A dated term, less common today.
Related Phrases
- To wear a hearing aid: The standard phrase for using one.
- She has worn a hearing aid since she was a child.
- Hearing aid battery: The small battery that powers the device.
- Hearing aid compatibility: A feature of telephones or other audio devices that allows them to work effectively with a hearing aid.
Noun
- 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