An Etymological Dictionary of Astronomy and Astrophysics

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

   2. Noting the parts of a plant not specialized for reproduction (TheFreeDictionary.com).

Etymology (EN): → vegetate; → -ive.

Etymology (PE): Giyâhvâr, from giyâh, → plant,

• -vâr suffix denoting “resembling, like,” → -oid.