HETEROSIS


Meaning of HETEROSIS in English

/het'euh roh"sis/ , n. Genetics.

the increase in growth, size, fecundity, function, yield, or other characters in hybrids over those of the parents. Also called hybrid vigor .

[ 1910-15; hetérosis an alteration. See HETERO-, -SIS ]

Random House Webster's Unabridged English dictionary.      Полный английский словарь Вебстер - Random House .