Frequency: The word is one of the 3000 most common words in English.
1.
If you say that something is vital, you mean that it is necessary or very important.
The port is vital to supply relief to millions of drought victims...
Nick Wileman is a school caretaker so it is vital that he gets on well with young people...
After her release she was able to give vital information about her kidnapper.
= crucial
ADJ
• vitally
Lesley's career in the church is vitally important to her.
ADV: usu ADV adj, also ADV with v
2.
If you describe someone or something as vital, you mean that they are very energetic and full of life.
They are both very vital people and a good match...
= lively
ADJ