DICT.TW Dictionary Taiwan

 seg·men·tal /sɛgˈmɛntḷ/
 (a.)部分的,斷節的,由斷節構成的

 seg·men·tal /sɛgˈmɛntḷ/ 形容詞
 節的,段的,分節的

 Seg·men·tal a.
 1. Relating to, or being, a segment.
 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.
 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.
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 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]