unvarying

comparative more unvarying · superlative most unvarying

1. Persistent, constant, changeless.

   You can be sure of our unvarying attention.

   1 more example

   In the United States, where the railways are 90 per cent. dieselised today, diesel-electric power is the unvarying rule for independent locomotive units, and the only motive power exceptions are the highly successful 600-h.p. diesel-hydraulic railcars of the Budd "RDC" type, of which between 300 and 400 are now at work.

   1958 April 28, Cecil J. Allen, “British Locomotive Practice and Performance”, in Railway Magazine, page 268

   Synonyms: constant, nonchanging, unchanging, constant, changeless, equal, nonchanging, static

2. Lacking variety; having a uniform character.

   The prizewinning carrots were of an unvarying size.

   Synonyms: stable, consistent, equable, equal, even, even-keeled, monotonous, regular