Connected (especially a mobile phone to a computer, for use as a wireless modem)(adjective)
Simple past tense and past participle of tether.(verb)
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Use "tethered" in a sentence
"Reclaiming a sense of reality after the revelation of the affair is essential for the betrayed spouse, but some remain tethered to their investigative quest -- rifling through credit card statements and cell phone bills, repeatedly pressing the browser's "back" button, listening in on phone calls."
"He also complained about cigarette ashes on deck, and insisted the rods remain tethered to the boat so was not to lose them."
"The SkyNews article includes a link to a video clip of the Volantor (it needs a Dean Martin-sung theme song, you know) showing off in tethered testing."