IPA: /ˌsaɪtəʊdʒəˈnɛtɪkəl/
KK: /saitəʊdʒəˈnɛtɪkəl/
Relating to the study of the structure and function of cells, especially their chromosomes.
The cytogenetical analysis revealed important information about the genetic disorders.
Cytogenetical → It is formed from "cyto-" (from Greek "kytos", meaning cell) and "genetical" (from Greek "genesis", meaning origin or creation). The word refers to the study of the origin and development of cells.
Think of 'cyto-' meaning 'cell' and 'genetical' relating to 'origin' or 'creation' — this helps you remember that cytogenetical pertains to the origin and development of cells.