A thing which or person who activates something; esp. a substance which stimulates or initiates a natural process.
| 单词 | θ85350 | 
| 释义 | the world > action or operation > undertaking > beginning action or activity > 			[noun]		 > bringing into action > that which or one who > one who (2)		 activator1958 A thing which or person who activates something; esp. a substance which stimulates or initiates a natural process. Subcategories:— 			of the growth of plants			(1)		 | 
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