What does SD stand for?

The list of SD abbreviation meanings.

Stands For|1.5kAbbreviated As|0Related|0
40
South Dakota(Fishing, GAME, US States)
39
Secure Digital(Educational, Computer Security, Computer)
35
Secure Digital Card
34
State Drives
33
South Dakota's
32
San Disk
31
Stick Duo
30
San Diego's
26
Super Duty
25
School Districts
25
Storage Devices
25
Staff Development
24
Sales Distribution
23
Sales & Distribution
23
Serial Digital
22
Secured Digital
22
Same Day
22
Serial Data
21
School Days
21
Services Division
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APASmart Define. (2018). sd. Retrieved September 21, 2026, from http://smartdefine.org/sd/abbreviations/f
ChicagoSmart Define. 2018. "sd" http://smartdefine.org/sd/abbreviations/f (accessed September 21, 2026).
HarvardSmart Define 2018, sd, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/sd/abbreviations/f>.
MLASmart Define. "sd" 2 February 2018. Web. 21 September 2026. <http://smartdefine.org/sd/abbreviations/f>