Definitions for "Entrenched"
Keywords:  dug
Keywords:  deeply, valley, cut, river, stream
the river has cut deeply down into the surface of the land.
When referring to a stream, a stream deeply cut into its valley.
established firmly and securely; "the entrenched power of the nobility"
Something well establish. Not for changes.
a legislative requirement which previously may only have been required by contract or policy.