This is the 2595th most frequent Arabic word.
الثاني
The Arabic word "الثاني" means "the second" in English.
In this sentence, "الثاني" is used as a numeral adjective describing the ordinal position of the day in the week.
اليوم هو اليوم الثاني من الأسبوع.
Today is the second day of the week.
Here, "الثاني" indicates the position of the chapter within the book, specifying that it is the second one.
أكملت قراءة الفصل الثاني من الكتاب.
I finished reading the second chapter of the book.
In this example, "الثاني" refers to the sequence of days following a specific event, which is the arrival.