Antonyms of adj dioecious

1 sense of dioecious

Sense 1
dioecious (vs. monoecious), dioecian -- (having male and female reproductive organs in separate plants or animals)

monoecious (vs. dioecious), monecious, monoicous -- (having male and female reproductive organs in the same plant or animal)
        => autoicous -- (having male and female reproductive organs in separate clusters on the same plant)
        => heteroicous, polyoicous, polygamous -- (having several forms of gametoecia on the same plant)
        => synoicous, synoecious -- (having male and female reproductive organs mixed in the same gametoecium)
        => paroicous -- (having male and female reproductive organs separate in a single gametoecium)

Similarity of adj dioecious

1 sense of dioecious

Sense 1
dioecious (vs. monoecious), dioecian -- (having male and female reproductive organs in separate plants or animals)