|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
|a children's mummer's parade, as on the Fourth of July, with prizes for the best costumes.|
backcross back·cross (bāk'krôs')
v. back·crossed, back·cross·ing, back·cross·es
To cross a hybrid with one of its parents, or with an individual genetically identical to one of its parents. n.
The act of making such a cross.
An individual resulting from such a cross.
|backcross (bāk'krôs', -krŏs') Pronunciation Key
Verb To cross a hybrid with one of its parents or with an individual genetically identical to one of its parents. Backcrossing is used in research to isolate genetic characteristics found in one of the parents.