inerrant

inerrant
    adj 1: not liable to error; "the Church was...theoretically
           inerrant and omnicompetent"-G.G.Coulton; "lack an
           inerrant literary sense"; "an unerring marksman" [syn:
           {inerrable}, {inerrant}, {unerring}]
    

36 Moby Thesaurus words for "inerrant":
      accurate, close, constant, correct, delicate, dependable, direct,
      even, exact, express, faithful, fine, inerrable, infallible,
      mathematical, micrometrically precise, microscopic, nice, pinpoint,
      precise, refined, reliable, religious, religiously exact, rigid,
      rigorous, scientific, scientifically exact, severe, square, strict,
      subtle, sure, trustworthy, undeviating, unerring