Segmental

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Segmental \Seg*men"tal\, a.
     1. Relating to, or being, a segment.
        [1913 Webster]
  
     2. (Anat. & Zool.)
        (a) Of or pertaining to the segments of animals; as, a


            segmental duct; segmental papillae.
        (b) Of or pertaining to the segmental organs.
            [1913 Webster]
  
     {Segmental duct} (Anat.), the primitive duct of the embryonic
        excretory organs which gives rise to the Wolffian duct and
        ureter; the pronephric duct.
  
     {Segmental organs}.
        (a) (Anat.) The embryonic excretory organs of vertebrates,
            consisting primarily of the segmental tubes and
            segmental ducts.
        (b) (Zool.) The tubular excretory organs, a pair of which
            often occur in each of several segments in annelids.
            They serve as renal organs, and often, also, as
            oviducts and sperm ducts. See Illust. under
            {Sipunculacea}.
  
     {Segmental tubes} (Anat.), the tubes which primarily open
        into the segmental duct, some of which become the urinary
        tubules of the adult.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  segmental
       adj 1: divided or organized into speech segments or isolable speech
              sounds
       2: having the body divided into successive metameres or
          segments, as in earthworms or lobsters [syn: {metameric},
          {segmented}]