# ASD

> English word · Noun · frequency rank #27,055

## Definitions
1. Initialism of average standard deviation.
2. Initialism of actual ship date.
3. Initialism of after-school detention.
4. Initialism of atrial septal defect.
5. Initialism of autism spectrum disorder.
6. Initialism of activity support date.
7. Initialism of aircraft statistical data.
8. Initialism of Assistant Secretary of Defense.
9. Initialism of anti-slut defense.

## Easily confused with
- **at** (https://plainspell.com/en/vs/asd-vs-at)
- **aw** (https://plainspell.com/en/vs/asd-vs-aw)
- **AU** (https://plainspell.com/en/vs/asd-vs-au)
- **AZ** (https://plainspell.com/en/vs/asd-vs-az)
- **av** (https://plainspell.com/en/vs/asd-vs-av)
- **ay** (https://plainspell.com/en/vs/asd-vs-ay)
- **ax** (https://plainspell.com/en/vs/asd-vs-ax)
- **ask** (https://plainspell.com/en/vs/asd-vs-ask)
- **ass** (https://plainspell.com/en/vs/asd-vs-ass)
- **ate** (https://plainspell.com/en/vs/asd-vs-ate)
- **ash** (https://plainspell.com/en/vs/asd-vs-ash)
- **ave** (https://plainspell.com/en/vs/asd-vs-ave)
- **aye** (https://plainspell.com/en/vs/asd-vs-aye)
- **ATM** (https://plainspell.com/en/vs/asd-vs-atm)
- **awe** (https://plainspell.com/en/vs/asd-vs-awe)
- **axe** (https://plainspell.com/en/vs/asd-vs-axe)
- **aww** (https://plainspell.com/en/vs/asd-vs-aww)
- **ATP** (https://plainspell.com/en/vs/asd-vs-atp)
- **Ava** (https://plainspell.com/en/vs/asd-vs-ava)
- **aux** (https://plainspell.com/en/vs/asd-vs-aux)

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