The term 'chromosomal' refers to something that is related to chromosomes, which are the structure in cells that carry genetic information. There are several synonyms for the word 'chromosomal' that could be used in different contexts. For example, 'genomic' describes something that is related to the genetic material of an organism, while 'cytogenetic' is a term that refers to the study of chromosomes and their abnormalities. 'Karyotypic' describes the number, size, and shape of chromosomes within a cell or organism, while 'ploidy' refers to the number of sets of chromosomes. Additionally, 'chromosomal aberration' refers to a change in the structure or number of chromosomes, which can lead to genetic disorders.