# planar

> English word · Adjective · IPA /ˈpleɪnɚ/ · frequency rank #26,553

## Definitions
1. Of or pertaining to a plane.
2. Flat, two-dimensional.
3. Able to be embedded in the plane with no edges intersecting.
4. Having a flat profile, not etched into a mesa.

## Etymology
From Late Latin plānārius (“relating to a plane”), derived from Latin plānus (“flat”, “level”), equivalent to plane + -ar, ultimately from Proto-Indo-European *pleh₂- (“flat”).

## Easily confused with
- **plans** (https://plainspell.com/en/vs/planar-vs-plans)
- **plant** (https://plainspell.com/en/vs/planar-vs-plant)
- **plane** (https://plainspell.com/en/vs/planar-vs-plane)
- **plaza** (https://plainspell.com/en/vs/planar-vs-plaza)
- **plank** (https://plainspell.com/en/vs/planar-vs-plank)
- **playa** (https://plainspell.com/en/vs/planar-vs-playa)
- **plano** (https://plainspell.com/en/vs/planar-vs-plano)
- **player** (https://plainspell.com/en/vs/planar-vs-player)
- **plants** (https://plainspell.com/en/vs/planar-vs-plants)
- **planet** (https://plainspell.com/en/vs/planar-vs-planet)
- **planes** (https://plainspell.com/en/vs/planar-vs-planes)
- **Planck** (https://plainspell.com/en/vs/planar-vs-planck)
- **planner** (https://plainspell.com/en/vs/planar-vs-planner)
- **planter** (https://plainspell.com/en/vs/planar-vs-planter)
- **plenary** (https://plainspell.com/en/vs/planar-vs-plenary)
- **plantar** (https://plainspell.com/en/vs/planar-vs-plantar)
- **plan** (https://plainspell.com/en/vs/plan-vs-planar)
- **placer** (https://plainspell.com/en/vs/placer-vs-planar)
- **placard** (https://plainspell.com/en/vs/placard-vs-planar)

## Common misspellings (9)
`lpanar`, `palnar`, `plaanr`, `planarr`, `plannar`, `planra`, `pllanar`, `plnaar`, `pplanar`

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