cross
US /krɑːs/
UK /krɑːs/

1.
a mark, object, or figure formed by two intersecting lines or pieces, especially a plus sign or a mark resembling this used as a signature or to indicate a choice
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Draw a cross on the map to mark the spot.
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Put a cross next to the correct answer.
2.
a structure consisting of an upright with a transverse beam, used in ancient times for crucifixion
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The ancient Romans used the cross for executions.
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Many churches have a large cross on their altar.
3.
a hybrid animal or plant
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The new rose variety is a cross between two different species.
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This dog is a cross between a poodle and a labrador.
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3.
cause (a plant or animal) to interbreed with another of a different breed or variety
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Farmers often cross different breeds of cattle to improve their traits.
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They are trying to cross a rose with a daisy.