definition of
undeviating

[1] #1 undeviating s. [unswerving] going directly ahead from one point to another without veering or turning aside; "some people see evolution as an undeviating upward march from simple organisms to the very complex"; "a straight and narrow tree-lined road unswerving across the lowlands". wn

[2] #2 undeviating s. used of values and principles; not subject to change; steady; "undeviating loyalty". wn