interleague en · ADJ
Etymology
Etymology tree Proto-Indo-European *h₁én Proto-Indo-European *-tér Proto-Indo-European *h₁n̥tér Proto-Italic *n̥ter Latin inter Latin inter-bor. English inter- English league English interleague From inter- + league.
Meanings
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(not-comparable) Between leagues; often specifically between the two major leagues of American baseball.
And he must not try to sell this as an innovation, like interleague play, or a labor coup, like expanding drug testing.
2007 March 2, Richard Sandomir, “How Will Selig Sell the Extra Innings Deal to Fans?”, in New York Times: