profundity
noun formal uk/prəˈfʌn.də.ti/ us/prəˈfʌn.də.t̬i/
(UNDERSTANDING)
[ U ]深奥;深刻
the quality of showing a clear and deep understanding of serious matters
the profundity of his remarks 他话语的深刻性
[ C usually plural ]深奥（或深刻）的话语
a remark or thought that shows, or is intended to show, great understanding
We would sit up all night exchanging profundities. 我们会整晚不睡，交谈着深奥的哲理。
(EXTREME QUALITY)
[ U ]深刻，深奥；深度，深邃
the quality of being felt or experienced very strongly