outbreeding

outbreeding — 名詞

1. the mating of plants or animals that come from different, unrelated groups, usua

1.名詞C2
釋義

遠系繁殖

讓親緣關係較遠的動植物交配以增強後代

the mating of plants or animals that come from different, unrelated groups, usually done to keep their young healthy and avoid weak offspring.

例句

Dog breeder Ada used outbreeding to make her puppies stronger and healthier.

狗類育種者 Ada 採用遠系繁殖，讓她的幼犬更強壯、更健康。

outbreeding to + verb (stating the purpose)

On the farm, outbreeding kept the cattle herd free from inherited illness.

在農場裡，遠系繁殖讓這群牛免於遺傳性疾病。

outbreeding kept [population] free from [problem]

常見搭配
  • promote outbreeding
  • rely on outbreeding
  • outbreeding depression
同義詞
  • outcrossing

    closest synonym among geneticists; often used when both parents still belong to the same breed or line

  • crossbreeding

    usually means deliberately mixing two recognised breeds; outbreeding stresses the genetic distance, not the breed labels

反義詞
  • inbreeding

    the opposite practice — mating between close relatives, which can concentrate harmful traits

文法句型

outbreeding of [a population]

用法筆記

Uncountable; used without a or an and almost never in the plural. Frequently set against its opposite, inbreeding, when describing breeding choices.

常見錯誤

They did three outbreedings this year.
They used outbreeding three times this year.
outbreeding is uncountable and has no plural form.
Outbreeding means mating close relatives.
Inbreeding means mating close relatives; outbreeding is the opposite.
the two terms describe opposite practices.

同根字

常見搭配

名詞搭配

  • outbreeding programme
  • outbreeding strategy

常用片語

  • a policy of outbreeding
  • encourage outbreeding among herds

介系詞搭配

  • outbreeding between populations
  • outbreeding of livestock