Word.ws English Dictionary

HDD

/ˈeɪt͡ʃˌdiːˌdiː/

HDD is the initialism of hard disk drive.

HDD is the initialism of heating degree day.

Meaning of hard disk drive

Noun

hard disk drive (plural hard disk drives)

  1. A hard drive or hard disk; a fixed disc drive containing rigid disks.

Forms of HDD

pluralHDDs

Questions about HDD

What is HDD the initialism of?
HDD is the initialism of hard disk drive.
How do you pronounce HDD?
HDD is pronounced /ˈeɪt͡ʃˌdiːˌdiː/.

Words near HDD in the dictionary

  1. hdbks
  2. HDBs
  3. hdc
  4. HDCA
  5. HDCP
  6. HDD
  7. HDDs
  8. HDF
  9. HDFS
  10. HDG
  11. hdg.

Source and license

Adapted from Wiktionary: HDD (page history and authors); hard disk drive (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: en-ca-HDD.ogg.

Cite this entry: “HDD.” Word.ws, https://word.ws/hdd. Based on Wiktionary, CC BY-SA 4.0.