Blastema: Definition and part of speech

Blastema

  1. n. The structureless, protoplasmic tissue of the embryo; the primitive basis of an organ yet unformed, from which it grows.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.