# PTA

> English word · Noun · frequency rank #27,608

## Definitions
1. Initialism of parent-teacher association.
2. Initialism of phosphotungstic acid.
3. Initialism of prepaid ticket advice: information sent to an airline that a passenger will collect the ticket at the airport (not the same as an e-ticket).
4. Initialism of permit to acquire: a form lodged with the police to acquire a specific firearm; the authorisation subsequently acquired.

## Easily confused with
- **PU** (https://plainspell.com/en/vs/pta-vs-pu)
- **PV** (https://plainspell.com/en/vs/pta-vs-pv)
- **PW** (https://plainspell.com/en/vs/pta-vs-pw)
- **PX** (https://plainspell.com/en/vs/pta-vs-px)
- **put** (https://plainspell.com/en/vs/pta-vs-put)
- **pub** (https://plainspell.com/en/vs/pta-vs-pub)
- **pup** (https://plainspell.com/en/vs/pta-vs-pup)
- **pun** (https://plainspell.com/en/vs/pta-vs-pun)
- **PTS** (https://plainspell.com/en/vs/pta-vs-pts)
- **PVC** (https://plainspell.com/en/vs/pta-vs-pvc)
- **pug** (https://plainspell.com/en/vs/pta-vs-pug)
- **PvP** (https://plainspell.com/en/vs/pta-vs-pvp)
- **pus** (https://plainspell.com/en/vs/pta-vs-pus)
- **PWC** (https://plainspell.com/en/vs/pta-vs-pwc)
- **pur** (https://plainspell.com/en/vs/pta-vs-pur)
- **PTO** (https://plainspell.com/en/vs/pta-vs-pto)
- **pye** (https://plainspell.com/en/vs/pta-vs-pye)
- **puts** (https://plainspell.com/en/vs/pta-vs-puts)
- **PTSD** (https://plainspell.com/en/vs/pta-vs-ptsd)
- **puma** (https://plainspell.com/en/vs/pta-vs-puma)

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