Merriam-Webster Logo
SINCE 1828
Menu
dictionary thesaurus

topcross

noun top·cross \ ˈtäp-ˌkrȯs \

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

First Known Use of topcross

1890

in the meaning defined above

See Words from the same year
NEW! Time Traveler

Learn More about topcross

  1. 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).

show hide

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play

Ask the Editors

Word Games