Definition of "slavishly"

Although the words were not slavishly borrowed, the expressions partook of the simple dignity of the liturgy to which she had been accustomed, and was probably as worthy of the Being to whom they were addressed as they could well be made by human powers.

1840, James Fenimore Cooper, The Pathfinder

"Railways seldom slavishly followed styles to be seen in the mainstream of contemporary architecture," HE [Historic England] explains.

2021 October 20, Dr Joseph Brennan, “A key part of our diverse railway heritage”, in RAIL, number 942, page 55