Definition of "Hearing" :

noun: the act of hearing attentively

"They make good music--you should give them a hearing."

noun: (law) a proceeding (usually by a court) where evidence is taken for the purpose of determining an issue of fact and reaching a decision based on that evidence

noun: the ability to hear; the auditory faculty

"His hearing was impaired."

noun: a session (of a committee or grand jury) in which witnesses are called and testimony is taken

"The investigative committee will hold hearings in Chicago."

noun: the range within which a voice can be heard

noun: an opportunity to state your case and be heard

"They condemned him without a hearing."

adjective: able to perceive sound