和英辞書

ねずみ算式に増える

verb

(of bad thing) to increase rapidly or exponentially; to grow like rabbits breeding

このバクテリアはねずみ算式に増える。

This bacteria multiplies exponentially.

意味（1）

(of bad thing) to increase rapidly or exponentially; to grow like rabbits breeding

何(なん)代(だい)にもわたって相(そう)続(ぞく)登(とう)記(き)されずにきた土(と)地(ち)は、子(こ)、孫(まご)、ひ孫(まご)の代(だい)へと所(しょ)有(ゆう)者(しゃ)がねずみ算(ざん)式(しき)に増(ふ)えてしまい、売(う)るに売(う)れない「塩(しお)漬(づ)け」の土(と)地(ち)になる。

Nandai nimo watatte sōzoku tōki sarezu ni kita tochi wa, ko, mago, himago no dai hetoshoyūsha ga nezumizanshiki ni fuete shimai, uru ni urenai “shiozuke” no tochi ni naru.As for land that has not been registered for generations, the number of owners increases exponentially to generations of children, grandchildren and great-grandchildren, and it becomes "non-dealable" land that is difficult to sell even if the owners want to.