philosophical

US /ˌfɪl.əˈsɑː.fɪ.kəl/
UK /ˌfɪl.əˈsɑː.fɪ.kəl/
"philosophical" picture
1.

relating or devoted to the study of the fundamental nature of knowledge, reality, and existence.

:
He enjoys deep philosophical discussions.
Her new book explores various philosophical concepts.
2.

having or showing a calm and rational attitude toward life; stoical.

:
He remained calm and philosophical despite the setback.
She took a very philosophical view of the situation.