jiǎ​zǐ

first year

甲子 jiǎ​zǐ
first year time word
The first year of the sexagenary cycle in the traditional Chinese calendar, formed by the first heavenly stem and first earthly branch.

Historical records state that the uprising broke out in the Jiazi year.

sixty-year cycle noun
A complete sixty-year cycle in the Chinese calendar, often used metonymically to mean sixty years of age.

In the blink of an eye, he has lived through a full sixty-year cycle.

Frequency

Movie subtitles
1.97 per million appears in 0% of films
Written text
1.05 per million

Sources

Definitions
CC-CEDICT