The word "many" is an adjective used to describe a large number of items, people, or things. It implies a quantitative aspect and is often used in contexts where countable nouns are involved. "Many" indicates that there is not just a few, but a significant amount.
The word "many" originates from Old English "manig," which means "numerous" or "a great number." Its roots can be traced back to Proto-Germanic *managaz, which also conveyed the idea of a large quantity.