This is the 280th most frequent Arabic word.
الاثنين
"الاثنين" means "Monday" or "the two," depending on context.
In this sentence, 'الاثنين' refers to Monday, the second day of the week in Arabic culture.
يوم الاثنين بداية الأسبوع.
Monday is the beginning of the week.
Here, 'الاثنين' refers to two individuals, emphasizing a dual quantity.
قابلت الاثنين في الحديقة.
I met the two of them in the park.
In this usage, 'الاثنين' denotes both of the mentioned items, indicating duality.