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have been breeding
  • present perfect progressive of breed.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The man may have been breeding and selling pit bulls because investigators found 13 dogs, including eight puppies, in the yard, authorities said.

From Seattle Times • Feb. 16, 2024

“Humans have been breeding plants for a long time and genetically modifying them more recently,” he says.

From Scientific American • Mar. 31, 2022

Since the beginning of human agriculture more than 10,000 years ago, human groups have been breeding and selecting crop varieties.

From Textbooks • Sep. 6, 2018

“The reservoirs behind the dams have been breeding grounds for very toxic blue-green algae, and that has really sickened people,” said Stephen Most, a regional historian.

From New York Times • Sep. 4, 2018

And what has happened to that milk which should have been breeding up sturdy calves?

From "Animal Farm: A Fairy Story" by George Orwell