adj 1 a (1) :  growing or having the power of growing (2) :  of, relating to, or engaged in nutritive and growth functions as contrasted with reproductive functions <a nucleus>   b  :  of, relating to, or involving propagation by nonsexual processes or methods  2  :  of or relating to the division of nature comprising the plant kingdom  3  :  affecting, arising from, or relating to involuntary bodily functions  4  :  characterized by, resulting from, or being a state of severe mental impairment in which only involuntary bodily functions are sustained <a existence>  veg*e*ta*tive*ly adv 
 
 
 
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