talk
US /tɑːk/
UK /tɑːk/

1.
to speak in order to give information or express ideas or feelings
:
•
Can we talk for a moment?
•
She likes to talk about her travels.
1.
a conversation or discussion
:
•
We had a long talk about our future.
•
Let's have a quick talk before the meeting.
2.
a formal address or lecture
:
•
The professor gave an interesting talk on quantum physics.
•
His talk focused on the economic challenges facing the country.