State
Province, County
noun
The kanji and the word are exactly the same. That means they share meanings as well.
The reading is the on'yomi reading that you learned with the kanji, probably because it normally gets added on to other things, like the names of the state. Examples: カリフォルニア州, ニューヨーク州, etc.
九州
Kyuushuu
メイン州
State of Maine
本州
Honshuu
私は、アイダホ州の生まれです。
I was born in the state of Idaho.
カナダにある十の州、全て言えますか？
Can you name all ten provinces in Canada?
州のルールで、ここは車で入れません。
Due to the state's rule, you can't enter with a car here.