- zeta zetta-, 10^21
Used in scientific contexts, especially for SI prefixes, when denoting 10^21 units, e.g., zettabytes.
このファイルはゼタバイト級の大きさだ。
Kono fairu wa zeta-baito-kyū no ōkisa da.
This file is on the order of zettabytes.
ゼタ秒は宇宙の年齢よりも長い。
Zeta-byō wa uchū no nenrei yori mo nagai.
A zettasecond is longer than the age of the universe.
⚖️ Often confused with 'ゼッタ' (zetta), but 'ゼタ' is the standard Japanese katakana for the SI prefix.
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