English word

Important

Definitions

adjective

  1. marked by or indicative of significant worth or consequence : valuable in content or relationship
  2. deserving serious attention
  3. giving evidence of a feeling of self-importance
  4. importunate, urgentobsolete

Synonyms for important

Closest evidence-backed alternatives.

  • major
  • significant
  • historic
  • big
  • pressing
  • nonnegligible
  • nontrivial
  • unneglectable
  • prerequisite
  • big thing
  • required
  • necessitous

Synonyms by context

Being of crucial significance or importance

adjective

  • crucial
  • essential
  • critical
  • pivotal
  • urgent
  • vital
  • paramount
  • imperative
  • invaluable

Representing an essential element

adjective

  • central
  • fundamental
  • indispensable
  • key
  • necessary
  • requisite
  • core
  • focal
  • intrinsic
  • needed

Having emotional or sentimental value

adjective

  • precious
  • cherished
  • treasured
  • of substance
  • valuable
  • dear
  • red-letter
  • beloved
  • loved

Antonyms for important

  • frivolous
  • insignificant
  • irrelevant
  • trivial
  • unimportant
  • useless
  • inconsequential
  • trifling
  • worthless
  • inessential
  • petty
  • pointless
  • minor
  • optional
  • unconsequential
  • nonessential
  • inconsiderable
  • subsidiary
  • ancillary
  • insubstantial

Opposite of being of crucial significance or importance

  • unimportant
  • inconsequential
  • insignificant
  • trivial
  • frivolous
  • unconsequential
  • inessential
  • minor
  • nonessential
  • unnecessary

Opposite of representing an essential element

  • optional
  • secondary
  • circumstantial
  • subsidiary
  • ancillary

Opposite of having emotional or sentimental value

  • trifling
  • piddling
  • piffling
  • puerile
  • valueless
  • worthless
  • meagre
  • meager
  • of little worth

Phrases

  • all important
  • a matter of life and death
  • at the heart of
  • big thing
  • called for
  • carrying no great weight
  • de rigueur
  • hanging by thread
  • having no effect
  • high priority
  • incumbent on
  • least important
  • less important
  • life and death
  • most important
  • much needed
  • name of game
  • not so important
  • not very important
  • now or never