precisely
adverbUK /prɪˈsaɪsli/
US /prɪˈsaɪsli/
In an exact and correct way.
The train left at precisely eight o'clock.
OTHER MEANINGS
2. Used to agree strongly with someone or to say that something is completely true.
"So you mean we should leave now?" "Precisely."
3. Used to emphasize that something is exactly the case and nothing else.
That is precisely the reason I called you.
4. In a careful and clear way, with attention to every detail.
She explained the rules precisely so no one would be confused.