Di*e"ci*a (?), n. pl. [NL., fr. Gr. = twice + a house.]

1. Bot.

A Linnaean class of plants having the stamens and pistils on different plants.

2. Zool.

A subclass of gastropod mollusks in which the sexes are separate. It includes most of the large marine species, like the conchs, cones, and cowries.


© Webster 1913.