A somewhat formal or literary word for a particular time or occasion. Often used in set expressions like そのみぎり (at that time) or このみぎり (on this occasion).
At that time, he was still young.
On the occasion of our departure, we all took a commemorative photo.
Rare kanji form; mainly encountered in classical or highly literary contexts.
The origin is uncertain. The kanji 砌 originally referred to the stone steps or threshold of a gate, and by extension came to be associated with a point in time or an occasion in classical Japanese.