Meaning of HHD | Babel Free

Definitions

1. Initialism of hybrid hard drive.
   abbreviation, alt-of, countable, initialism, uncountable
2. Initialism of Helena Historic District.
   abbreviation, alt-of, initialism
3. Initialism of home hemodialysis.
   abbreviation, alt-of, countable, initialism, uncountable
4. Initialism of hiatus hernia diafragmatica.
   abbreviation, alt-of, countable, initialism, uncountable
5. Initialism of headquarters and headquarters company.
   abbreviation, alt-of, countable, initialism, uncountable

CEFR level