This is the 626th most frequent Persian word.
هدایت
Guidance or leadership.
Here, "هدایت" refers to "guidance or leading" in a managerial or supportive sense.
هدایت مردم در شرایط بحرانی بسیار اهمیت دارد.
Guidance of people in critical situations is very important.
In this case, "هدایت" means "guiding or providing direction", metaphorically offered by a book or literature.
این کتاب هدایت خواننده را در مسیر درست فراهم میکند.
This book provides guidance to the reader towards the right path.
Here, "هدایت" is used in the sense of "directing or channeling", applied to a physical phenomenon.