n, pl  -mel*lae   1  :  any of various anatomical parts likened to a column  a  :  the bony central axis of the cochlea  b  :  the lower part of the nasal septum  2  :  the central sterile portion of the sporangium in various fungi (Mucor and related genera) col*u*mel*lar adj col*u*mel*late adj 
 
 
 
Similar sounding terms:  cal·o·mel  glo·mal 
 
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