(にじゅうしせっき)

にじゅうしせっき
noun
the 24 solar terms
1. the 24 solar terms; the 24 seasonal divisions
A traditional East Asian system that divides the solar year into 24 segments, each marking a specific seasonal change. Used historically for agriculture and still referenced in Japanese culture.
二十四節気(にじゅうしせっき)(ひと)つに「立春(りっしゅん)」がある。
One of the 24 solar terms is 'Risshun' (Start of Spring).
日本(にほん)(こよみ)には二十四節気(にじゅうしせっき)(いま)でも使(つか)われている。
The 24 solar terms are still used in the Japanese calendar.
二十四節気(にじゅうしせっき)はもともと中国(ちゅうごく)()まれた暦法(れきほう)で、農作業(のうさぎょう)目安(めやす)として重宝(ちょうほう)されてきた。
The 24 solar terms originated in China as a calendar system and have long been valued as a guide for agricultural work.

A compound of 二十四(にじゅうし) (twenty-four) and 節気(せっき) (seasonal division). This system divides the solar year into 24 equal segments of approximately 15 days each, marking transitions in weather, daylight, and natural phenomena.

Well-known terms from the 二十四節気(にじゅうしせっき) that appear in everyday Japanese include 立春(りっしゅん) (Start of Spring), 春分(しゅんぶん) (Vernal Equinox), 夏至(げし) (Summer Solstice), 秋分(しゅうぶん) (Autumnal Equinox), 冬至(とうじ) (Winter Solstice), and 大寒(だいかん) (Major Cold). These terms frequently appear on calendars, in weather reports, and in seasonal greetings.

COMMON COLLOCATIONS:

  • 二十四節気(にじゅうしせっき)(ひと)つ: one of the 24 solar terms
  • 二十四節気(にじゅうしせっき)()わせて: in accordance with the solar terms
  • 二十四節気(にじゅうしせっき)七十二候(しちじゅうにこう): the 24 solar terms and 72 micro-seasons

SIMILAR WORDS:

  • 節気(せっき): seasonal division — a single term within the 24-term system
  • 雑節(ざっせつ): miscellaneous seasonal days — supplementary seasonal markers outside the 24 terms (e.g., 節分(せつぶん), 彼岸(ひがん))
  • 旧暦(きゅうれき): the old lunar calendar — the traditional lunisolar calendar in which these terms were embedded