on ‧ line /ˈɒnlaɪn $ ˈɑːn-, ˈɒːn-/ BrE AmE adjective
1 . connected to other computers through the Internet, or available through the Internet OPP offline :
All the city’s schools will be online by the end of the year.
2 . directly connected to or controlled by a computer OPP offline :
an online printer
—online adverb :
The reports are not available online yet.