n.
Pronunciation: - ˌ sis-t ə - ' ma-tiks
Function: noun plural but singular or plural in construction
Date: 1945
: taxonomy especially as based on cytogenetics and genetics
– bio · sys · te · mat · ic \ -tik \ adjective
– bio · sys · tem · atist \ - ' sis-t ə -m ə -tist, -sis- ' te-m ə - \ noun