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.

synoniem: unswerving.

Roget 278: directed etc. v.. directed towards; pointing towards etc. v.; bound for; aligned, with alligned with^†; direct, straight; undeviating, unswerving; straightforward; North, Northern, Northerly, etc. n.. ... meer laten zien

Roget 16: uniform; homogeneous, homologous; of a piece [Fr.], consistent, connatural^†; monotonous, even, invariable; regular, unchanged, undeviating, unvaried, unvarying.    unsegmented.    ... meer laten zien

Roget 604a: persevering, constant; steady, steadfast; undeviating, unwavering, unfaltering, unswerving, unflinching, unsleeping^†, unflagging, undrooping^†; steady as time; unrelenting, unintermitting^†, unremitting; plodding; industrious etc. 682; strenuous etc. 686; pertinacious; persisting, persistent.    solid, sturdy, staunch, stanch, true to oneself; unchangeable etc. 150; unconquerable etc. (strong) 159; indomitable, game to the last, indefatigable, untiring, unwearied, never tiring.    ... meer laten zien

Roget 150: unchangeable, immutable; unaltered, unalterable; not to be changed, constant; permanent etc. 141; invariable, undeviating; stable, durable; perennial etc. (diuturnal) 110^†.    fixed, steadfast, firm, fast, steady, balanced; confirmed, valid; fiducial^†; immovable, irremovable, riveted, rooted; settled, established etc. v.; vested; incontrovertible, stereotyped, indeclinable.    tethered, anchored, moored, at anchor, on a rock, rock solid, firm as a rock; firmly seated, firmly established etc. v.; deep-rooted, ineradicable; inveterate; obstinate etc. 606.    transfixed, stuck fast, aground, high and dry, stranded.    [movable object rendered unmovable] stuck, jammed; unremovable; quiescent etc. 265; deterioration etc. 659.    indefeasible, irretrievable, intransmutable^†, incommutable^†, irresoluble^†, irrevocable, irreversible, reverseless^†, inextinguishable, irreducible; indissoluble, indissolvable^†; indestructible, undying, imperishable, incorruptible, indelible, indeciduous^†; insusceptible, insusceptible of change.    ... meer laten zien

Roget 246: straight; rectilinear, rectilineal^†; direct, even, right, true, in a line; unbent, virgate^† etc. v.; undeviating, unturned, undistorted, unswerving; straight as an arrow etc. (direct) 278; inflexible etc. 323.    laser-straight; ramrod-straight.    ... meer laten zien

Used of values and principles; not subject to change; steady.