veg·e·ta·tive (vĕjĭ-tā′tĭv) also veg·e·tive (-ĭ-tĭv)
1. Of, relating to, or characteristic of plants or their growth.
a. Of, relating to, or capable of growth.
b. Of, relating to, or functioning in processes such as growth or nutrition rather than reproduction.
c. Of or relating to asexual reproduction, such as fission or budding.
3. Spending much time sitting or lying down; physically inactive.
4. Medicine Of or relating to an impaired level of brain function in which a person responds to certain sensory stimuli but demonstrates no cognitive function.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2018 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.