Definition of polytunnel noun from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈpɒlitʌnl//
; NAmE NAmE//ˈpɑːlitʌnl//
Growing crops
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a long low structure covered with plastic, used for growing seeds or young plants outdoors See related entries: Growing crops
See the Oxford Advanced American Dictionary entry: polytunnel