Vocabulary What does 鉄鉱 (てっこう, tekkou) mean? 鉄鉱 (てっこう, tekkou) means iron ore. Quick factsReadingてっこうRomajitekkouPart of speechnoun 鉄鉱てっこうtekkouiron ore1noun iron oreKanji in this word鉄iron鉱ore, mineral