deep truth; profound meaning; esoteric knowledge
A literary or classical term for the hidden, profound essence or inner meaning of something, often used in philosophical, religious, or artistic contexts. Not used in everyday conversation.
Understanding the deep truth of this scripture requires many years of training.
His words contain a profound meaning.
Compound of 奥 (inner depths) and 旨 (purport, meaning). The exact historical derivation is uncertain; the spelling is conventionally associated with the meaning of deep or hidden truth.