Definition of polyhybrid in English:

polyhybrid

Pronunciation /ˌpɒlɪˈhʌɪbrɪd/

noun

Genetics
  • A hybrid that is heterozygous at several genetic loci.

adjective

Genetics
  • Of, relating to, or characteristic of a polyhybrid, or a cross resulting in a polyhybrid.

Origin

Early 20th century; earliest use found in Science. From poly- + hybrid.