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Cross

1. Any figure in the shape of a cross formed by two intersecting lines.

Synonym: crux.

Synonym: crux of heart.

3. a method of hybridization or the hybrid so produced.

Origin: f. Croix, L. Crux breed animals or plants using parents of different races and varieties; cross a horse and a donkey; Mendel tried crossbreeding; these species do not interbreed.An organism that is the offspring of genetically dissimilar parents or stock; especially offspring produced by breeding plants or animals of different varieties or breeds or species; a mule is a cross between a horse and a donkey.