Definition of topcross
: a cross between a superior or purebred male and inferior female stock to improve the average quality of the progeny; also : the product of such a cross
From the M-W Editors
1890
First Known Use of topcross
1890
Learn More about topcross
-
See words that rhyme with topcross Britannica.com: Encyclopedia article about topcross
Seen and Heard
What made you want to look up topcross? Please tell us where you read or heard it (including the quote, if possible).
Writing? Check your grammar now!