From Biology-Online Dictionary | Biology-Online Dictionary


(Science: study) That department of the science of metaphysics which investigates and explains the nature and essential properties and relations of all beings, as such, or the principles and causes of being.

Origin: gr. The things which exist (pl.neut. Of, being, p.pr. Of to be): cf.F. Ontologie.

On-line resources in biomedical ontology

The OBO Foundry