important

of great significance or value; "important people"; "the important questions of the day"

important in effect or meaning; "a significant change in tax laws"; "a significant change in the Constitution"; "a significant contribution"; "significant details"; "statistically significant"

of extreme importance; vital to the resolution of a crisis; "a crucial moment in his career"; "a crucial election"; "a crucial issue for women"

having authority or ascendancy or influence; "an important official"; "the captain's authoritative manner"

having or suggesting a consciousness of high position; "recited the decree with an important air"; "took long important strides in the direction of his office"