also: こうどうきちにち
noun
very auspicious day for all occasions
A yojijukugo used in traditional contexts to refer to an exceptionally lucky day suitable for any important event, such as weddings, openings, or travel.
結婚式は黄道吉日を選んで行うと縁起が良いとされています。
It is said that holding a wedding on a very auspicious day brings good luck.
Standard kanji form; the reading おうどうきちにち is the most common.
Alternate reading; less common but still encountered.
大安 is a specific day in the rokuyō calendar considered auspicious, while 黄道吉日 is a broader term for an extremely lucky day not tied to the six-day cycle.
From Chinese 黃道吉日, combining 黄道 (ecliptic) and 吉日 (lucky day). The term originates from Chinese astrology, where days when the sun's path was favorable were considered especially auspicious.