intergradation

intergradation
intergradational, adj.
/in'teuhr gray day"sheuhn/, n.
1. the act or process of intergrading or the state of being intergraded.
2. an evolutionary process by which different species of organisms tend to merge through a series of intermediate stages or grades.
[1870-75; INTER- + GRADATION]

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Universalium. 2010.

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  • intergradation — intergradation. См. интерградация. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • Intergradation — L intergradation est fréquemment observée entre les diverses sous espèces du Moineau domestique. L intergradation est, en zoologie ou en botanique, la façon dont deux sous espèces distinctes sont reliées entre elles par des zones où les… …   Wikipédia en Français

  • Intergradation — In zoology, intergradation is the way in which two distinct subspecies are connected via areas where populations are found that have the characteristics of both. There are two types of intergradation:Primary intergradation: Occurs in cases were… …   Wikipedia

  • Intergradation — Unter Intergradation wird das Vermischen zweier oder mehrerer Subspezies einer Art in einem regionalen Gebiet verstanden. Ein Beispiel ist die Intergradation der beiden Subspezies der Aaskrähe (Corvus corone), die entlang einer Linie von… …   Deutsch Wikipedia

  • intergradation — noun Date: 1874 the condition of an individual or population that intergrades • intergradational adjective …   New Collegiate Dictionary

  • intergradation — noun a gradual merging of two things See Also: intergrade …   Wiktionary

  • intergradation — in·ter·gradation …   English syllables

  • intergradation — n. the process of merging together by gradual change of the constituents …   Useful english dictionary

  • secondary intergradation — The intergradation or hybridization of two distinct and previously isolated populations that have reestablished contact; see primary intergradation …   Dictionary of invertebrate zoology

  • primary intergradation — primary intergradation. См. первичная интерградация. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

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