Aetiological
Part of speech: adjective
Definition: Of or pertaining to an etiology.
Philosophy
Part of speech: noun
Definition: (originally) The love of wisdomAn academic discipline that seeks truth through reasoning rather than empiricismA comprehensive system of belief.A view or outlook regarding fundamental principles underlying some domain.A general principle (usually moral).A broader branch of (non-applied) science
Example sentence: To argue with a man who has renounced the use and authority of reason, and whose philosophy consists in holding humanity in contempt, is like administering medicine to the dead, or endeavoring to convert an atheist by scripture.