1. Plural of diurnal; books or records of daily events; journals or daily accounts.
Usage: Primarily used in historical or religious contexts; Often refers to liturgical books containing daily prayers or services
2. In zoology, animals that are active during the day (plural of diurnal).
Usage: Technical/scientific usage

Examples

• The monastery kept detailed diurnals documenting the daily activities of the monks.
• Medieval diurnals provide valuable historical insights into monastic life.
• The church's diurnals contained prayers and readings for each day of the year.
• Many diurnals are now preserved in museum archives.
• Ornithologists study diurnals to understand daytime bird behavior.