from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A scholar or theorist of ontology, or an adherent of a particular ontological doctrine.
from the GNU version of the Collaborative International Dictionary of English
- n. One who is versed in or treats of ontology.
from The Century Dictionary and Cyclopedia
- n. One who is versed in ontology; one who studies ontology.
ontology + -ist. (Wiktionary)