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近交退化 (きんこうたいか) Japanese meaning | Kotomora

近きん交こう退たい化か

き

ん

こ

う

た

い

か

Meanings

1

inbreeding depression

Technical term in genetics and conservation biology for reduced fitness due to inbreeding.

近きん交こう退たい化かは、遺い伝でん的てき多た様よう性せいの低てい下

か

に

よっ

て

引ひ

き

起お

こさ

れる

。

Inbreeding depression is caused by a reduction in genetic diversity.

Kanji

近near, early, akin
交mingle, mixing, association
退retreat, withdraw, retire
化change, take the form of, influence

Related words

近きん親しん交こう配はい
近親交配 refers to the act of inbreeding itself, while 近交退化 refers to the resulting decline in fitness.

Etymology

Compound of 近交 (inbreeding) and 退化 (degeneration). The exact historical derivation is uncertain; the term is a modern scientific coinage.