See significant in Webster's New World Roget's A-Z Thesaurus II
adjective
Effectively conveying meaning, feeling, or mood:
eloquent, expressive, meaning, meaningful. See express, showConveying hidden or unexpressed meaning:
meaningful, pregnant, suggestive. See meaningHaving great significance:
big, consequential, considerable, historic, important, large, material, meaningful, monumental, substantial. See important
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