'Syncytium' definitions:

Definition of 'syncytium'

From: WordNet
noun
A mass of cytoplasm containing several nuclei and enclosed in a membrane but no internal cell boundaries (as in muscle fibers)

Definition of 'Syncytium'

From: GCIDE
  • Syncytium \Syn*cy"ti*um\, n.; pl. Syncitia. [NL., from Gr. ? together + ? a hollow vessel.]
  • 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. [1913 Webster]
  • 2. (Zool.) The ectoderm of a sponge. [1913 Webster] Syndactyl