自し然ぜん宿しゅく主しゅしぜんしゅくしゅMeanings1nounnatural hostbiologyBiology term for an organism that harbors a pathogen in nature without human intervention.コウモリは多おおくのウイルスの自し然ぜん宿しゅく主しゅと考かんがえられている。Bats are considered natural hosts for many viruses.