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hearing aid
1 ENTRIES FOUND:
hearing aid
(noun)
hearing aid
noun
plural
hearing aids
hearing aid
noun
plural
hearing aids
Britannica Dictionary definition of HEARING AID
[
count
]
:
an electronic device worn in or on the ear to help a person who has hearing problems to hear better
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protocol
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a system of rules that explain the correct conduct and procedures to follow in formal situations
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