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."