Philosophy

Literally, the love of, including the search after, wisdom; in actual usage, the knowledge of phenomena as explained by, and resolved into, causes and reasons, powers and laws.

A particular philosophical system or theory; the hypothesis by which particular phenomena are explained.

Practical wisdom; calmness of temper and judgment; equanimity; fortitude; stoicism; as, to meet misfortune with philosophy.

Reasoning; argumentation.

The course of sciences read in the schools.

A treatise on philosophy.

a belief (or system of beliefs) accepted as authoritative by some group or school

any personal belief about how to live or how to deal with a situation; "self-indulgence was his only philosophy"; "my father's philosophy of child-rearing was to let mother do it"

the rational investigation of questions about existence and knowledge and ethics