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ゼプト秒 (ゼプトびょう) Japanese meaning | Kotomora

ゼプト秒びょう

ゼ

プ

ト

びょ

う

Meanings

1

noun

zeptosecond

An SI unit of time equal to 10⁻²¹ seconds. Used in physics and ultrafast science.

ゼプト秒びょうは、10のマイナス21乗じょう秒びょうという極きわめて短みじかい時じ間かん単たん位いです。
A zeptosecond is an extremely short unit of time, 10 to the power of minus 21 seconds.

Kanji

秒second (1/60 minute)

Similar words

アト秒びょう
Attosecond (10⁻¹⁸ s), the next larger SI prefix. Zeptosecond is three orders of magnitude shorter.
ヨクト秒びょう
Yoctosecond (10⁻²⁴ s), the next smaller SI prefix. Zeptosecond is three orders of magnitude longer.

Etymology

From the SI prefix 'zepto-' (10⁻²¹) combined with 秒 (second). The prefix 'zepto-' derives from Latin 'septem' (seven), as 10⁻²¹ = (10⁻³)⁷.