The Collaborative International Dictionary
Merismatic
Merismatic \Mer`is*mat"ic\, a. [Gr. ? division, fr. ? part.] (Biol.) Dividing into cells or segments; characterized by separation into two or more parts or sections by the formation of internal partitions; as, merismatic growth, where one cell divides into many.
Wiktionary
merismatic
a. (context biology English) Dividing into cells or segments.