Synonyms and Antonyms of annihilatory
causing or tending to cause destruction the annihilatory power of atomic bombs Synonyms destructive, calamitous, cataclysmal (or cataclysmic), devastating, devastative, disastrous, ruinousRelated Words antibiotic, biocidal; baleful, deadly, deathly, fatal, fell, killer, lethal, mortal, murderous, pestilent, poisonous, virulent, vital; deleterious, detrimental, harmful, perniciousNear Antonyms preservative, protective; constructive, creative, formative, productive; harmless, innocent, innocuous, inoffensive; ameliorative, helpful, useful; healthful, healthy, nonfatal, nonlethal, salubrious, wholesomeAntonyms nondestructive
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