outcross

American  

[out-kraws, -kros, out-kraws, -kros] / ˌaʊtˈkrɔs, -ˈkrɒs, ˈaʊtˌkrɔs, -ˌkrɒs /

verb (used with object)

1. to cross (animals or plants) by breeding individuals of different strains but, usually, of the same breed.

2. to produce (a hybrid) by this method.

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noun

1. a hybrid animal or plant so produced.

2. an act of outcrossing.

outcross British  

verb

1. to breed (animals or plants of the same breed but different strains)

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noun

1. an animal or plant produced as a result of outcrossing

2. an act of outcrossing

Etymology

Origin of outcross

First recorded in 1885–90; out- + cross

Example Sentences

Owners do periodically outcross, bringing in new breeding partners to freshen the gene pool.

From Time Magazine Archive

Whilst breeding largely from his own stock, he was ever on the look-out for a likely outcross.

From Dogs and All about Them by Leighton, Robert

Broadly speaking, two methods have been adopted: The method of introducing an outcross to impart new blood, new strength, new character; and the method of inbreeding to retain an approved type.

From Dogs and All about Them by Leighton, Robert

An outcross is introduced when the breed operated upon is declining in stamina or is in danger of extinction, or when some new physical or mental quality is desired.

From Dogs and All about Them by Leighton, Robert

Some years ago the breed seemed to be on the down grade, requiring fresh blood from a well-chosen outcross.

From Dogs and All about Them by Leighton, Robert

Related Words

• amalgam
• combination