This is the 41st most frequent Chinese word.
没有
"没有" means "to not have" or "there is not."
In this sentence, '没有' is used to denote 'doesn't have'.
我没有时间去公园。
I don't have time to go to the park.
Here, '没有' conveys a past negative action, equivalent to 'did not'.
他昨天没有去学校。
He didn’t go to school yesterday.
In this case, '没有' indicates the absence of something, meaning 'there is no'.