centisome
English edit
Etymology edit
From centi- (“hundredth”) + -some (“(noun combining form) chromosome”).
Noun edit
centisome (plural centisomes)
- One hundredth part of the length of a chromosome
Usage notes edit
Used in gene mapping to identify the position of genes on the chromosome, and typically followed by a number indicating the position of the gene: "The pathogenicity of Salmonella is located at centisome 63 of its chromosome."