syn·cy·tium /sɪnˈsɪʃ(i)əm/
  syn·cy·tium /sɪnˈsɪʃ(ɪ)əm/ 名詞
  合胞體,合體細胞,邊緣合胞體
  Syn·cy·ti·um n.; pl. Syncitia
  1. Biol. Tissue in which the cell or partition walls are wholly wanting and the cell bodies fused together, so that the tissue consists of a continuous mass of protoplasm in which nuclei are imbedded, as in ordinary striped muscle.
  2. Zool. The ectoderm of a sponge.
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  syncytium
       n : a mass of cytoplasm containing several nuclei and enclosed
           in a membrane but no internal cell boundaries (as in
           muscle fibers)
       [also: syncytia (pl)]