s=s dの英語

名詞

SSD (countable and uncountable, plural SSDs)

1. (electronics, countable) Initialism of solid-state drive.
   • 2020 May 19, Jacob Krol, “Samsung’s T7 SSD is a fast external drive at a cheaper price”, in CNN‎, archived from the original on 30 December 2025:

     We’ve found the T7 Touch SSD to be fast, secure and quite portable. But the inclusion of a fingerprint sensor for security onboard increased the price: $129.99 for 500GBs, $229.99 for 1TB and $399.99 for 2TB.

2. (security, software, uncountable) Initialism of static separation of duty.
   • 2006, Merrill Warkentin, Enterprise Information Systems Assurance and System Security, →ISBN:

     First, static separation of duties (SSD) is based on user-role membership (Gavrila & Barkley, 1998).

   • 2012, Alessandro Colantonio, Roberto Di Pietro, Alberto Ocello, Role Mining in Business: Taming Role-based Access Control Administration, →ISBN, page 25:

     Administrative functions include all those associated with Core RBAC, as well as creating, delting, and modifying an SSD relation, as well as setting the cardinality of the SSD role set. The cardinality determines the number of users to whom the entire set of SSD roles could be assigned, thus violating SSD, but in a known and limited way.

   • 2016, Michael Gregg, CISSP Exam Cram, →ISBN:

     Your organization might decide to use static separation of duty (SSD). SSD dictates that the member of one group cannot be the member of another group.

3. Initialism of sensory substitution device.
   • 2017 October 10, Vanessa Potter, “My sudden synesthesia: how I went blind and started hearing colors”, in CNN‎, archived from the original on 20 August 2025:

     An SSD like this one converts a visual signal to a sound, which the brain can then learn to convert back into vision. […] Because of this, SSDs are one of the first technologies to meaningfully demonstrate just what synesthesia – or at least one kind of it – might feel like to those who have never had it.