pyxidium
n. (தாவ.) பெட்டி மூடிபோல் மேற்பகுதி தனியாக வெடிக்கும் விதையுறை.
Pyx*id"i*um, n.; pl. Pyxidia. Etym: [NL., fr. Gr. Pyx.] (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.