swiftacknowledgment
nounUK /swɪft əkˈnɒlɪdʒmənt/
US /swɪft əkˈnɑːlɪdʒmənt/
A quick way of saying you got something or noticed something.
Her swift acknowledgment of the email let everyone know she was on it.
OTHER MEANINGS
2. A fast official statement that something is true or received.
The office sent a swift acknowledgment of the complaint.
3. A quick nod or sign that shows you heard someone.
He gave a swift acknowledgment with a smile and kept walking.
4. A prompt note that a message or package arrived.
The system sends a swift acknowledgment when your form is submitted.