Meanings
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1
adj
relating to an ordinary weekday rather than a religious festival, especially in Christian liturgy
The monastery follows a simpler ferial service on ordinary weekdays.
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2
adj
festive or characteristic of a holiday; a rare literary sense
A ferial mood spread through the crowd as the parade began.
Thesaurus
Etymology
From Medieval Latin ferialis, based on Latin feria, a weekday, and feriae, holidays or religious festivals. Those related singular and plural forms account for the apparently opposed senses ordinary weekday and festive.