# HD

> English word · Noun · frequency rank #4,606

## Definitions
1. Initialism of high definition (“1280×720 pixels”).
2. Initialism of hard disc, hard disk, or hard drive.
3. Initialism of homeodomain.
4. Initialism of Hansen's disease.
5. Initialism of Hodgkin's disease.
6. Initialism of Huntington's disease.
7. Initialism of hemodialysis.
8. Initialism of high density.
9. Initialism of heavy duty.

## Easily confused with
- **he** (https://plainspell.com/en/vs/hd-vs-he)
- **hi** (https://plainspell.com/en/vs/hd-vs-hi)
- **ho** (https://plainspell.com/en/vs/hd-vs-ho)
- **HR** (https://plainspell.com/en/vs/hd-vs-hr)
- **HP** (https://plainspell.com/en/vs/hd-vs-hp)
- **hm** (https://plainspell.com/en/vs/hd-vs-hm)
- **HQ** (https://plainspell.com/en/vs/hd-vs-hq)
- **Hu** (https://plainspell.com/en/vs/hd-vs-hu)
- **HK** (https://plainspell.com/en/vs/hd-vs-hk)
- **HG** (https://plainspell.com/en/vs/hd-vs-hg)
- **HH** (https://plainspell.com/en/vs/hd-vs-hh)
- **hv** (https://plainspell.com/en/vs/hd-vs-hv)
- **hn** (https://plainspell.com/en/vs/hd-vs-hn)
- **his** (https://plainspell.com/en/vs/hd-vs-his)
- **her** (https://plainspell.com/en/vs/hd-vs-her)
- **how** (https://plainspell.com/en/vs/hd-vs-how)
- **him** (https://plainspell.com/en/vs/hd-vs-him)
- **hit** (https://plainspell.com/en/vs/hd-vs-hit)
- **hot** (https://plainspell.com/en/vs/hd-vs-hot)
- **hey** (https://plainspell.com/en/vs/hd-vs-hey)

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/hd