鉄てつバクテリアMeanings1nouniron bacteriaTechnical term in microbiology for bacteria that oxidize iron. Also referred to as 鉄細菌.See also: 鉄細菌鉄てつバクテリアは、水すい中ちゅうの鉄てつ分ぶんを酸さん化かしてエネルギーを得える。Iron bacteria obtain energy by oxidizing iron in water.