significant

• "a significant change in tax laws"
• "a significant change in the Constitution"
• "a significant contribution"
• "significant details"
• "statistically significant"

Synonyms

• importantof great significance or value; important in effect or meaning; of extreme importance; having authority or ascendancy or influence; having or suggesting a consciousness of high position

• "won by a substantial margin"

Synonyms

• substantialof considerable importance, size, or worth; of or relating to the real nature or essential elements of something; having substance or capable of being treated as fact; providing abundant nourishment; of good quality and condition; having an abundant supply of money or possessions of value

• "the interaction effect is significant at the .01 level"
• "no significant difference was found"

• "a meaning look"
• "a significant silence"

Synonyms

• meaning(a)
• pregnantcarrying developing offspring within the body or being about to produce new life ; rich in significance or implication; filled with or attended with