Simple past tense and past participle of harness.(verb)
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Use "harnessed" in a sentence
"Now, their use of the term "harnessed" in "Falling Skies" is quite different from mine."
"In the 1930s, Josef Stalin harnessed nature with prison labor, constructing a canal to link Moscow to the Volga 80 miles north."
"In any case, I’d say my favorite two cover songs are “I Shot the Sheriff” by Eric Clapton (I think it’s a much tighter version than Bob Marley’s) and “Something so Right” by Annie Lennox (but then, Annie Lennox’s voice, when properly harnessed, is one of the true great voices in pop history)."