Third-person singular simple present indicative form of open.(verb)
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Use "opens" in a sentence
"But this is a Midwesterner's book of real life and though it doesn't stray far from the familiar Dude Outlook -- beer and rock trivia bromides -- it's still true that the title opens a door in the mind."
"Just the mention of the name opens doors and sets people scurrying about, treating me as if I were a millionaire myself."
""The term opens the third week in April," he went on."