English dictionary

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English adjective: important

1. important of great significance or value

SamplesImportant people.
The important questions of the day.

Synonymsof import

Similarall important, all-important, alpha, beta, big, burning, cardinal, central, chief, consequential, Copernican, crucial, distinguished, essential, eventful, fundamental, grand, grave, great, grievous, heavy, historic, in-chief, key, main, master, measurable, most-valuable, of the essence, outstanding, primal, primary, principal, serious, strategic, weighty

See alsoessential, important, significant, valuable



2. important important in effect or meaning

SamplesA significant change in tax laws.
A significant change in the Constitution.
A significant contribution.
Significant details.
Statistically significant.


Similarearthshaking, epoch-making, epochal, evidential, evidentiary, fundamental, large, momentous, monumental, noteworthy, operative, portentous, probative, probatory, prodigious, profound, remarkable, world-shaking, world-shattering

See alsoimportant, meaningful, of import


Antonymsunimportant, insignificant

3. important of extreme importance; vital to the resolution of a crisis

SamplesA crucial moment in his career.
A crucial election.
A crucial issue for women.


Similarcritical, decisive, life-and-death, life-or-death, pivotal, polar

See alsocritical, decisive, essential


4. important having authority or ascendancy or influence

SamplesAn important official.
The captain's authoritative manner.




5. important having or suggesting a consciousness of high position

SamplesRecited the decree with an important air.
Took long important strides in the direction of his office.



Based on WordNet 3.0 copyright © Princeton University.
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