n.
Pronunciation: ' h ī -p ə r- ˌ plo ̇ id
Function: adjective
Etymology: International Scientific Vocabulary
Date: 1930
: having a chromosome number slightly greater than an exact multiple of the monoploid number
– hyperploid noun
– hy · per · ploi · dy \ - ˌ plo ̇ i-d ē \ noun