adj.1. Of, relating to, or characteristic of plants or their growth.
2. Biology 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.