on‧tol‧o‧gy /ɒnˈtɒlədʒi $ ɑːnˈtɑː-/
noun [uncountable][
Date: 1700-1800;
Language: Modern Latin;
Origin: ontologia, from Greek ont- 'being', from einai 'to be']
a subject of study in
philosophy that is concerned with the nature of existence
—ontological /ˌɒntəˈlɒdʒɪk
əl◂ $ ˌɑːntəˈlɑː-/
adjective [TahlilGaran] Dictionary of Contemporary English ▲