/əkˈnɒlɪdʒmənt əv ˈsɜːvɪs fɔːm/ – Noun
Definition: Biểu mẫu xác nhận việc nhận thông báo (trong quá trình thủ tục pháp lý).
A more thorough explanation: form that the defendant submits to the court, confirming that he or she has received the claim form and informing the court of how he or she intends to proceed
Example: The defendant can complete and submit an acknowledgement of service by filling out the acknowledgement of service form and faxing or posting it to the court.