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1. That of which the essence is the absence of something
    
2. A term indicating the absence of any quality which might be naturally or rationally expected

1. Implying privation or negation; giving a negative force to a word; as, alpha privative; privative particles; applied to such prefixes and suffixes as a- , un-, non-, -less
    
2. Consisting in the absence of something; not positive; negative
    
3. Causing privation; depriving

Derived forms: privatives

Encyclopedia: Privative