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Definition of macrochromosome in English:

macrochromosome

noun

Biology

  • A large chromosome, especially in the karyotype of a bird or reptile.

Origin

Early 20th century; earliest use found in Edmund Beecher Wilson (1856–1939).

Pronunciation

macrochromosome

/ˌmakrə(ʊ)ˈkrəʊməsəʊm/