# altitude

> English word · Noun · IPA /ˈælt.ɪˌtjuːd/ · frequency rank #8,005

## Definitions
1. The absolute height of a location, usually measured from sea level.
2. A vertical distance.
3. The line perpendicularly connecting a figure’s vertex, especially a triangle’s apex, to the side opposite to the vertex.
4. The length of such a line; the distance measured perpendicularly from a figure's vertex to the side opposite to the vertex.
5. The angular distance of a heavenly body above our Earth's horizon.
6. Height of rank or excellence; superiority.
7. Elevation of spirits; heroics; haughty airs.
8. Highest point or degree.
9. Krull dimension.
10. Height.

## Etymology
From Middle English, borrowed from Latin altitūdō (“height”), from altus (“high”).

## Easily confused with
- **attitude** (https://plainspell.com/en/vs/altitude-vs-attitude)
- **aptitude** (https://plainspell.com/en/vs/altitude-vs-aptitude)

## Common misspellings (10)
`alittude`, `alltitude`, `altitdue`, `altittude`, `altitudde`, `altitued`, `altiutde`, `alttitude`, `alttiude`, `atlitude`

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