Simple past tense and past participle of exist.(verb)
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Use "existed" in a sentence
"The town has been a wellness destination for almost two millennia, since long before the term existed."
"The term existed long before Bush took office and has been applied to terrorists in the West, including the IRA."
"While underfunded, Little Rock's black schools had a distinguished tradition, teaching black pride before the term existed and black history before there were any texts."