firmly implanted or established: a deep-seated sense of loyalty.

Origin of deep-seated

First recorded in 1735–45 Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for deep-seated

Contemporary Examples of deep-seated

Historical Examples of deep-seated

Word Origin and History for deep-seated

1741, "having its seat far below the surface;" see seat (v.). Figurative use is from 1847.

Online Etymology Dictionary, © 2010 Douglas Harper