Perithecium

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Perithecium \Per`i*the"ci*um\, n. [NL., fr. Gr. peri` around + ?
     box.] (Bot.)
     An organ in certain fungi and lichens, surrounding and
     enveloping the masses of fructification. --Henslow.
     [1913 Webster]



From WordNet (r) 2.0 [wn]:

  perithecium
       n : flask-shaped ascocarp
       [also: {perithecia} (pl)]