8c7d474d_geReview_com___Storage_Reviews__DEFINITION
[TERM] MLC Multi-level Cell [DEFINITION] 
A memory element capable of storing more than a single bit of data. For FLASH memory, this provides higher data density in a component but this also increases the bit error rate forcing more sophisticated firmware techniques to be created to deal with the errors. The alternative is SLC.
SSD Glossary | StorageReview.com - Storage Reviews
DEFINITION