pyxidium Meaning, Definition & Usage

  1. noun fruit of such plants as the plantain; a capsule whose upper part falls off when the seeds are released
    pyxis.

WordNet

Pyx*id"i*um noun
Etymology
NL., fr. Gr. , dim. a a box. See Pyx.
Wordforms
plural Pyxidia
Definitions
  1. (Bot.) (a) A pod which divides circularly into an upper and lower half, of which the former acts as a kind of lid, as in the pimpernel and purslane. (b) The theca of mosses.

Webster 1913