ピコメートルじ字FuriganaMeanings1nounpicometre; picometerSI unit of length equal to 10⁻¹² metres. Used in scientific and technical contexts.原げん子しの半はん径けいは数すう十じゅうピコメートル程てい度どです。The radius of an atom is on the order of tens of picometres.
