Explore Words Kanji Grammar Guides

Copyright © 2026 Kotomora. All Rights Reserved.

Get the Kotomora apps for iOS and Android.

Explore Words Kanji Grammar Guides About Support Privacy

Copyright © 2026 Kotomora. All Rights Reserved.

近交弱勢 (きんこうじゃくせい) Japanese meaning | Kotomora

近きん交こう弱じゃく勢せい

き

ん

こ

う

じゃ

く

せ

い

Meanings

1

inbreeding depression

Technical term in genetics and breeding. Refers to reduced biological fitness in a population due to inbreeding.

近きん交こう弱じゃく勢せいは、近きん親しん交こう配はいによって

集しゅう

団だん

の

適てき

応おう

度ど

が

低てい

下か

する

現げん

象しょう

です

。

Inbreeding depression is a phenomenon where the fitness of a population declines due to inbreeding.

Kanji

近near, early, akin
交mingle, mixing, association
弱weak, frail
勢forces, energy, military strength

Etymology

Compound of 近交 (きんこう, 'inbreeding') and 弱勢 (じゃくせい, 'weakening' or 'depression'). The exact derivation is uncertain; the term is a modern technical coinage.