significant

Academic Word List, sublist 1.

About 107.09 uses per million words.

Meaning

1. adjective Signifying something; carrying meaning.

   a significant word or sound

2. adjective Having a noticeable or major effect.

   That was a significant step in the right direction.

3. adjective Reasonably large in number or amount.
4. adjective Having a covert or hidden meaning.
5. adjective Having a low probability of occurring by chance (for example, having high correlation and thus likely to be related).
6. adjective Of a digit or figure, see significant figure.
7. noun That which has significance; a sign; a token; a symbol.

Similar words

meaningful important substantial momentous noteworthy world-shaking remarkable epochal epoch-making evidential

Often followed by

differences difference in that role at and changes for

Word family

significance significantly signified signifies signify signifying