Internet protocol suite - Wikipedia
https://en.wikipedia.org/wiki/Internet_protocol_suite
The Internet protocol suite is the conceptual model and set of communications protocols used in the Internet and similar computer networks.
TCP/IP Protocol Architecture Model (System Administration Guide: IP...)
https://docs.oracle.com/cd/E19683-01/806-4075/ipov-10/index.html
TCP/IP Protocol Architecture Model. The OSI model describes an idealized network TCP/IP does not correspond to this model directly. TCP/IP either combines several OSI layers into a single layer, or...
What is TCP/IP (Transmission Control Protocol/Internet Protocol)?
https://www.computerhope.com/jargon/t/tcpip.htm
Short for transmission control protocol/Internet protocol, TCP/IP is a set of rules (protocols) governing communications among all computers on the Internet.