1. 
[syn: analogous, correspondent]
2.  corresponding in function but not in evolutionary origin; 
- Example: "the wings of a bee and those of a hummingbird are analogous"
The Collaborative International Dictionary of English v.0.48:
Analogous \A*nal"o*gous\, a. [L. analogous, Gr. ? according to a
   due ratio, proportionate; ? + ? ratio, proportion. See
   Logic.]
   Having analogy; corresponding to something else; bearing some
   resemblance or proportion; -- often followed by to.
   [1913 Webster]
         Analogous tendencies in arts and manners. --De Quincey.
   [1913 Webster]
         Decay of public spirit, which may be considered
         analogous to natural death.              --J. H.
                                                  Newman.
   [1913 Webster]
   nalogous pole (Pyroelect.), that pole of a crystal which
      becomes positively electrified when heated.
      [1913 Webster]
   Syn: Correspondent; similar; like.
        [1913 Webster] -- A*nal"o gous*ly, adv. --
        A*nal"o*gous*ness, n.
        [1913 Webster]
WordNet (r) 3.0 (2006):
analogous
    adj 1: similar or equivalent in some respects though otherwise
           dissimilar; "brains and computers are often considered
           analogous"; "salmon roe is marketed as analogous to
           caviar" [syn: analogous, correspondent]
    2: corresponding in function but not in evolutionary origin;
       "the wings of a bee and those of a hummingbird are analogous"
       [ant: heterologic, heterological, heterologous,
       homologous]
Moby Thesaurus II by Grady Ward, 1.0:
57 Moby Thesaurus words for "analogous":
   akin, aligned, alike, analogical, answering, coequal, coextending,
   coextensive, collatable, collateral, commensurable, commensurate,
   comparable, comparative, complemental, complementary, concurrent,
   consonant, convertible, correlative, correspondent, corresponding,
   duplicate, equal, equidistant, equipollent, equispaced, equivalent,
   even, homologous, interchangeable, kindred, lined up, matchable,
   matching, much at one, nonconvergent, nondivergent, of a kind,
   of a piece, of a size, parallel, parallelepipedal,
   parallelinervate, paralleling, parallelodrome, parallelogrammatic,
   parallelogrammic, parallelotropic, reciprocal, reciprocative,
   relative, similar, tantamount, twin, undifferentiated, uniform