Seachtain
Seachtain is the Irish word for "week". It is a fundamental unit of time, comprising seven days. In the traditional Irish calendar, the week begins with Monday, known as Luan, and concludes with Sunday, known as Domhnach. The days of the week in Irish are: Luan (Monday), Máirt (Tuesday), Céadaoin (Wednesday), Déardaoin (Thursday), Aoine (Friday), Satharn (Saturday), and Domhnach (Sunday). The concept of a week is widely recognized and utilized across cultures for organizing schedules, planning events, and marking the passage of time. The word "seachtain" itself is derived from the Irish word "seacht," meaning "seven," directly referencing the seven days that constitute a week. Its usage is common in everyday conversation, literature, and official contexts within Ireland and among Irish speakers globally. Understanding "seachtain" is essential for comprehending the structure of time as it is reckoned in the Irish language and culture. The cyclical nature of the week provides a framework for both personal routines and societal rhythms.