able to accept or tolerate delays, problems, or suffering without becoming annoyed or anxious:

〈人が〉 【人･物などに】忍耐強い, 我慢［根気］強い «with» ; 〈態度などが〉辛抱強い(↔ impatient)

e.g. be patient, your time will come.

1. a person receiving or registered to receive medical treatment:

患者, 病人

e.g. many patients in the hospital were more ill than she was.

2. Linguistics the semantic role of a noun phrase denoting something that is affected or acted upon by the action of a verb.

Middle English: from Old French, from Latin patient- ‘suffering’, from the verb pati.