genetic map

noun

1. an arrangement of genes on a chromosome.

genetic map

noun

1. a graphic representation of the order of genes within chromosomes by means of detailed analysis of the DNA See also chromosome map

genetic map

1. A graphic representation of the arrangement of a gene or a DNA sequence on a chromosome. A genetic map is used to locate and identify the gene or group of genes that determines a particular inherited trait.
2. ◆ Locating and identifying genes in a genetic map is called genetic mapping.

Derived Forms

• genetic mapping, noun

Word History and Origins

Origin of genetic map¹

First recorded in 1955–60

Example Sentences

Researchers in Italy pieced together the most complete genetic map yet of Arabica coffee, the world's most popular drink.

From BBC

Unbeknown to American officials at the time, the genetic map that had landed on their doorstep contained critical clues about the virus that would soon touch off a pandemic.

From New York Times

After sequencing Ms Folbigg's DNA, Prof Vinuesa and her team created a genetic map, which they then used to identify mutated genes.

From BBC

Upon further review of his genetic map, Reissa understood that he, like Bob, is her half brother.

From Washington Post

But the new genetic map found no evidence; the researchers point out oxen, not horses, could have been the driving factor of their expansion.

From New York Times