The Collaborative International Dictionary of English v.0.48:

Replicate \Rep"li*cate\ (-?-k?t), v. t.
   To reply. [Obs.]
   [1913 Webster] Replicate

The Collaborative International Dictionary of English v.0.48:

Replicate \Rep"li*cate\ (l?-k?t), Replicated \Rep"li*ca`ted\
   (-k?`t?d), a. [L. replicatus, p. p. of replicare. See
   Reply.]
   Folded over or backward; folded back upon itself; as, a
   replicate leaf or petal; a replicate margin of a shell.
   [1913 Webster]

WordNet (r) 3.0 (2006):

replicate
    v 1: bend or turn backward [syn: retroflex, replicate]
    2: reproduce or make an exact copy of; "replicate the cell";
       "copy the genetic information" [syn: replicate, copy]
    3: make or do or perform again; "He could never replicate his
       brilliant performance of the magic trick" [syn: duplicate,
       reduplicate, double, repeat, replicate]

Moby Thesaurus II by Grady Ward, 1.0:

30 Moby Thesaurus words for "replicate":
   Photostat, Xerox, clone, copy, ditto, double, dupe, duplicate,
   facsimile, geminate, hectograph, imitate, ingeminate, manifold,
   microcopy, microfilm, mimeo, mimeograph, multigraph,
   multiply by two, quadruplicate, redouble, reduplicate, repeat,
   reproduce, stat, trace, transcribe, triplicate, twin