1. 
[syn: biblical, scriptural]
2.  in keeping with the nature of the Bible or its times or people; 
- Example: "biblical styles in writing"
- Example: "a beard of biblical proportions"
- Example: "biblical costumes"
The Collaborative International Dictionary of English v.0.48:
Biblical \Bib"li*cal\ (b[i^]b"l[i^]*kal), a.
   Pertaining to, or derived from, the Bible; as, biblical
   learning; biblical authority.
   [1913 Webster]
WordNet (r) 3.0 (2006):
biblical
    adj 1: of or pertaining to or contained in or in accordance with
           the Bible; "biblical names"; "biblical Hebrew" [syn:
           biblical, scriptural]
    2: in keeping with the nature of the Bible or its times or
       people; "biblical styles in writing"; "a beard of biblical
       proportions"; "biblical costumes"
Moby Thesaurus II by Grady Ward, 1.0:
18 Moby Thesaurus words for "Biblical":
   Gospel, Mosaic, New-Testament, Old-Testament, apocalyptic,
   apostolic, canonical, evangelic, evangelistic, gospel, inspired,
   prophetic, revealed, revelational, scriptural, textual, textuary,
   theopneustic