Definition of SDHC card noun from the Oxford Advanced Learner's Dictionary

 

SDHC card

 noun
noun
BrE BrE//ˌes diː eɪtʃ ˈsiː kɑːd//
 
; NAmE NAmE//ˌes diː eɪtʃ ˈsiː kɑːrd//
 
 
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the abbreviation for secure digital high capacity card (= a type of memory card, that can store more data than an SD card )
See the Oxford Advanced American Dictionary entry: SDHC card