phragmoplast
noun
phrag·mo·plast ˈfrag-mō-ˌplast 
: the enlarged barrel-shaped spindle that is characteristic of the later stages of plant mitosis and within which the cell plate forms
Word History
Etymology
International Scientific Vocabulary phragmo- (from Greek phragmos fence, from phrassein to enclose) + -plast
First Known Use
1912, in the meaning defined above
Medical Definition
phragmoplast
noun
phrag·mo·plast ˈfrag-mō-ˌplast
: the enlarged barrel-shaped spindle that is characteristic of the later stages of plant mitosis and within which the cell plate forms