television · noun /ˈtel.ə.vɪʒ.ən/Full view
television (EQUIPMENT)
A1 C a piece of equipment in the shape of a box, with a screen on the front, used for watching programs
Dictionary examples:

a flat-screen television

Could you turn the television down?

Learner example:

I want to sell my small television. (Key English Test; A2; Turkish)

television (PROGRAMS)
A1 U the programs that are shown on a television
Dictionary examples:

I mostly watch television in the evening.

Is there anything interesting on television tonight?

It's one of the few television programs that I always make a point of watching.

Learner example:

He likes watching television and listening [to the] radio. (Skills for Life (Entry 1); A1; Polish)

television (SYSTEM)
B1 U the system or business of making and broadcasting programs for television
Dictionary examples:

She works in television.

a television company/network

Learner example:

If possible, I would go to the television company for help, then they will show [it] [o]n TV. (Preliminary English Test; B1; Chinese)

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