TV
This term serves as a common abbreviation for television. When referring to the physical electronic device, it is used as a standard countable noun. When referring to the medium of broadcasting or the industry as a whole, it functions as an uncountable noun, often appearing without an article as in "on TV".
In formal writing or academic contexts, the full word "television" is preferred. "TV" is predominantly used in casual conversation, advertising, and informal journalism. It is rarely capitalized in mid-sentence unless it begins a sentence or is part of a proper title.
Meanings
A television set; the electronic device used for receiving and displaying broadcast programs.
I bought a new 55-inch TV for the living room.
Television as a medium of communication or a system of broadcasting programs.
The news story was a major hit on TV last night.