important

adjective

1. of much or great significance or consequence: an important event in world history.
2. mattering much (usually followed by to): details important to a fair decision.
3. entitled to more than ordinary consideration or notice: an important exception.
4. prominent or large: He played an important part in national politics.
5. of considerable influence or authority, as a person or position: an important scientist.
6. having social position or distinction, as a person or family: important guests.
7. pompous; pretentious: When speaking, he assumes an important attitude that offends his audience.
8. Obsolete. importunate.

adjective

1. of great significance or value; outstandingVoltaire is an important writer
2. of social significance; notable; eminent; esteemedan important man in the town
3. (when postpositive, usually foll by to) specially relevant or of great concern (to); valued highly (by)your wishes are important to me
4. an obsolete word for importunate