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Definition of prochromosome in English:

prochromosome

Pronunciation /prəʊˈkrəʊməsəʊm/

noun

Biology

  • A mass of densely staining chromosome material that occurs in certain interphase nuclei, often near the centromere of a chromosome.

Origin

Early 20th century; earliest use found in The Botanical Gazette. From pro- + chromosome, after German Prochromosom.