noun
micromicro
An old term for one trillionth (10⁻¹²), now replaced by ピコ (pico) in standard SI usage. Still encountered in historical or technical contexts.
古い文献では、ピコファラドのことをマイクロマイクロファラッドと表記している。
In old documents, picofarad is written as micromicrofarad.
The modern SI prefix for 10⁻¹², which has replaced マイクロマイクロ in current usage.
Borrowed from English 'micromicro', a now-obsolete prefix for 10⁻¹².