Main entry: important, of import
Definition: of great significance or value
Usage: important people; the important questions of the day
Antonyms: unimportant
Definition: not important
Antonyms: secondary
Definition: being of second rank or importance or value; not direct or immediate
Antonyms: ordinal
Definition: being or denoting a numerical order in a series
Antonyms: peripheral
Definition: on or near an edge or constituting an outer boundary; the outer area
Antonyms: light
Definition: of comparatively little physical weight or density
Antonyms: light
Definition: psychologically light; especially free from sadness or troubles
Antonyms: light
Definition: not great in degree or quantity or number
Antonyms: light
Definition: (physics, chemistry) not having atomic weight greater than average
Antonyms: light
Definition: of little intensity or power or force
Antonyms: light
Definition: of the military or industry; using (or being) relatively small or light arms or equipment
Antonyms: inessential, nonessential
Definition: anything that is not essential
Antonyms: unessential, inessential
Definition: not basic or fundamental
Definition: limited or below average in number or quantity or magnitude or extent
Antonyms: small
Definition: on a small scale
Antonyms: frivolous
Definition: not serious in content or attitude or behavior
Antonyms: noncrucial
Definition: of little importance; not decisive
Antonyms: uneventful
Definition: marked by no noteworthy or significant events
Antonyms: weightless
Definition: having little or no weight or apparent gravitational pull; light
Antonyms: unmeasurable, unmeasured, immeasurable, immensurable
Definition: impossible to measure