n pl :  a large family of chiefly saprophytic molds of the order Mucorales having a well-developed branching mycelium that lacks septa and including many molds (as members of the genera Rhizopus and Mucor) that are destructive to food products (as bread, fruits, or vegetables) mu*co*ra*ceous adj 
 
 
 
Similar sounding terms:  mi·cro·zoa 
 
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