definition
To bring (a system, etc.) online; to promote to an active or running state.
definition
Of a system: connected (generally electrically) to a larger network.
definition
Available over, or delivered from, the Internet.
example
I prefer to read online newspapers.
definition
Connected to the Internet.
example
I'll be online tonight, so I'll be able to reply to your email.
definition
Available on a computer system, even if not networked.
example
Press the F1 key to access the online help.
definition
Of a system: active, particularly building facilities (such as power) or a factory or power plant.
example
Once this factory comes online, it will double car production in our country!
definition
While online; while in a running or active state, or connected to the Internet.
example
He works online.