Source : WordNet®

unswerving
     adj 1: 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" [syn:
            {undeviating}]
     2: firm and dependable especially in loyalty; "a steadfast
        ally"; "a staunch defender of free speech"; "unswerving
        devotion"; "unswerving allegiance" [syn: {steadfast}, {staunch}]