A hybrid between the plum, Prunus domestica, and the apricot, Prunus armeniaca, developed to make it possible to grow an apricot-like fruit at higher latitudes; the fruit of this hybrid.
Origin
Early 20th century; earliest use found in Science. From plum + -cot.
Definition of plumcot in US English:
plumcot
nounˈplʌmkɒt
Horticulture
A hybrid between the plum, Prunus domestica, and the apricot, Prunus armeniaca, developed to make it possible to grow an apricot-like fruit at higher latitudes; the fruit of this hybrid.
Origin
Early 20th century; earliest use found in Science. From plum + -cot.