再さい保ほ険けんさいほけんMeanings1nounreinsuranceInsurance purchased by an insurance company to limit its own risk exposure.巨きょ大だいな自し然ぜん災さい害がいに備そなえて、保ほ険けん会がい社しゃは再さい保ほ険けんを利り用ようする。Insurance companies use reinsurance to prepare for huge natural disasters.
