Unerring

a.

1.

Committing no mistake; incapable or error or failure certain; sure; unfailing; as, the unerring wisdom of God. Hissing in air the unerring weapon flew. - Dryden.

Adj.

1.

unerring - not liable to error; "the Church was...theoretically inerrant and omnicompetent"-G.G.Coulton; "lack an inerrant literary sense"; "an unerring marksman" Synonyms: inerrable, inerrant

close, constant, delicate, direct, even, exact, express, faithful, fine, incorrupt, incorrupted, inerrable, inerrant, infallible, mathematical, micrometrically precise, microscopic, nice, pinpoint, precise, refined, religious, religiously exact, rigid, rigorous, scientific, scientifically exact, severe, sinless, square, strict, subtle, sure, uncorrupt, uncorrupted, undebauched, undegenerate, undemoralized, undepraved, undeviating, undissolute, unfallen, uniniquitous, unsinful, unwicked