pyxidium

 [pik-sid-ee-uhm]  

pyx·id·i·um

   [pik-sid-ee-uhm]
noun, plural pyx·id·i·a  [pik-sid-ee-uh] . Botany.
a seed vessel that opens transversely, the top part acting as a lid, as in the purslane.
Origin:
1825–35; < Neo-Latin < Greek pyxídion a little box, equivalent to pyxid- (stem of pyxís) a box + -ion diminutive noun suffix
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Pyxidium is always a great word to know.
So is sporophyte. Does it mean:
male reproductive structure which produces gametes in ferns, mosses, fungi and algae
form of a diploid plant in the alternation of generations that produces asexual spores
LEARN MORE UNUSUAL WORDS WITH WORD DYNAMO...
Collins
World English Dictionary
pyxidium or pyxis (pɪkˈsɪdɪəm, ˈpɪksɪs)
 
—n , pl -ia, pyxides
the dry fruit of such plants as the plantain: a capsule whose upper part falls off when mature so that the seeds are released
 
[C19: via New Latin from Greek puxidion a little box, from puxis box,pyx]
 
pyxis or pyxis (pɪkˈsɪdɪəm, ˈpɪksɪs, -ɪə, ˈpɪksɪˌdiːz)
 
—n
 
[C19: via New Latin from Greek puxidion a little box, from puxis box,pyx]

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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