important in effect or meaning; a significant change in tax laws; a significant change in the Constitution; a significant contribution; significant details; statistically significant

[ Syn: important ]

too closely correlated to be attributed to chance and therefore indicating a systematic relation; the interaction effect is significant at the .01 level; no significant difference was found'

fairly large; won by a substantial margin

[ Syn: substantial ]

rich in significance or implication; a meaning look

[ Syn: meaning , pregnant ]