WordReference Random House Unabridged Dictionary of American English © 2026
di•as•ter
(dī as′tər),USA pronunciation n. [Cell Biol.]
di•as′tral, adj.
- Cell Biologythe stage in mitosis at which the chromosomes, after their division and separation, are grouped near the poles of the spindle.
- di-1 + -aster2 1880–85
'Diaster' also found in these entries (note: many are not synonyms or translations):