vi·tal 
/ˈvaɪtl̟/ adjective
/ˈvaɪtl̟/ adjective 1 [more vital; most vital] : extremely important : crucial
▪ These matters are vital to national defense. ▪ He played a vital [=key] role in guiding the project. ▪ The sciences are a vital part of the school curriculum. ▪ It is vital that you follow all safety procedures. = It is of vital importance that you follow all safety procedures. 2 always used before a noun : needed by your body in order to keep living
▪ your heart, lungs, and other vital organs — see also vital signs 3 [more vital; most vital] : very lively or energetic
▪ Exercise keeps her young and vital. ▪ Their music stills seems fresh and vital after all these years.
▪ These matters are vital to national defense. ▪ He played a vital [=key] role in guiding the project. ▪ The sciences are a vital part of the school curriculum. ▪ It is vital that you follow all safety procedures. = It is of vital importance that you follow all safety procedures.
▪ your heart, lungs, and other vital organs — see also vital signs
▪ Exercise keeps her young and vital. ▪ Their music stills seems fresh and vital after all these years.
— vi·tal·ly adverb
▪ A strong job market is vitally important to the economy.
▪ A strong job market is vitally important to the economy.
