Significant (adjective)

1. Important, or having a meaning or purpose.
2. Having a noticeable or measurable effect or influence.
3. Worthy of attention; notable.

Origin:

Late middle english significatif, from latin significativus, from significare to signify.

Examples:

1. The survey had a significant impact on the industry.
2. The new technology is significant for the future of the company.
3. The findings of the research are significant.
4. The change in the law has a significant impact on the citizens.
5. The discovery was significant for the field of science.