pure line

noun Genetics.

a uniform strain of organisms that is relatively pure genetically because of continued inbreeding and artificial selection.

Origin of pure line

First recorded in 1905–10

Words nearby pure line

pure food and drug act, pure imaginary number, pure laine, pure land, pure land sects, pure line, pure reason, pureblood, purebred, puree, purehearted

Example sentences from the Web for pure line

  • Thus, it is not difficult to breed to practically a pure-line condition.

    The Tomato |Paul Work

British Dictionary definitions for pure line

pure line

noun

a breed or strain of animals or plants in which certain characters appear in successive generations as a result of inbreeding or self-fertilization