Definition of pseudodiploid in US English:

pseudodiploid

adjective

Genetics
  • Designating or having a chromosome complement which differs from the normal diploid complement in constitution but not in number.

Origin

1960s; earliest use found in Science. From pseudo- + diploid.

Pronunciation

pseudodiploid

/ˌs(j)uːdəʊˈdɪplɔɪd/