Main entry: significant, substantial
Definition: fairly large
Usage: won by a substantial margin
Main entry: meaning, significant, pregnant
Definition: rich in significance or implication
Usage: a meaning look
Main entry: important, significant
Definition: important in effect or meaning
Usage: a significant change in tax laws; a significant change in the Constitution; a significant contribution; significant details; statistically significant
Main entry: significant
Definition: too closely correlated to be attributed to chance and therefore indicating a systematic relation
Usage: the interaction effect is significant at the .01 level; no significant difference was found