# basal

> English word · Adjective · IPA [ˈbeɪsəɫ] · frequency rank #17,082

## Definitions
1. Basic, elementary; relating to, or forming, the base, or point of origin.
2. Associated with the base of an organism or structure.
3. Of a minimal level that is necessary for maintaining the health or life of an organism.
4. In a phylogenetic tree, being a group, or member of a group, which diverged earlier. The earliest clade to branch in a larger clade.

## Etymology
From base + -al.

## Easily confused with
- **BSA** (https://plainspell.com/en/vs/basal-vs-bsa)
- **base** (https://plainspell.com/en/vs/basal-vs-base)
- **bass** (https://plainspell.com/en/vs/basal-vs-bass)
- **bash** (https://plainspell.com/en/vs/basal-vs-bash)
- **beal** (https://plainspell.com/en/vs/basal-vs-beal)
- **bask** (https://plainspell.com/en/vs/basal-vs-bask)
- **Basu** (https://plainspell.com/en/vs/basal-vs-basu)
- **bast** (https://plainspell.com/en/vs/basal-vs-bast)
- **BASF** (https://plainspell.com/en/vs/basal-vs-basf)
- **based** (https://plainspell.com/en/vs/basal-vs-based)
- **basic** (https://plainspell.com/en/vs/basal-vs-basic)
- **basis** (https://plainspell.com/en/vs/basal-vs-basis)
- **bases** (https://plainspell.com/en/vs/basal-vs-bases)
- **basin** (https://plainspell.com/en/vs/basal-vs-basin)
- **basil** (https://plainspell.com/en/vs/basal-vs-basil)
- **Basel** (https://plainspell.com/en/vs/basal-vs-basel)
- **Busan** (https://plainspell.com/en/vs/basal-vs-busan)
- **Bilal** (https://plainspell.com/en/vs/basal-vs-bilal)
- **Basra** (https://plainspell.com/en/vs/basal-vs-basra)
- **basalt** (https://plainspell.com/en/vs/basal-vs-basalt)

## Common misspellings (7)
`absal`, `baasl`, `basall`, `basla`, `bassal`, `bbasal`, `bsaal`

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