# analysis

> English word · Noun · IPA /əˈnæl.ɪ.sɪs/ · frequency rank #1,292

## Definitions
1. Decomposition into components in order to study (a complex thing, concept, theory, etc.).
2. The result of such a process.
3. A broad field of study in modern mathematics (often mentioned alongside algebra) which developed out of the calculus, concerned with the behavior of functions, sequences, series, limits, metric spaces, measures and more.
4. Proof by deduction from known truths.
5. The process of breaking down a substance into its constituent parts, or the result of this process.
6. The analytical study of melodies, harmonies, sequences, repetitions, variations, quotations, juxtapositions, and surprises.
7. Psychoanalysis.

## Etymology
From Medieval Latin analysis, from Ancient Greek ἀνάλυσις (análusis), from ἀναλύω (analúō, “I unravel, investigate”), from ἀνα- (ana-, “thoroughly”) + λύω (lúō, “I loosen”).

## Easily confused with
- **analyst** (https://plainspell.com/en/vs/analysis-vs-analyst)
- **analytic** (https://plainspell.com/en/vs/analysis-vs-analytic)
- **analytics** (https://plainspell.com/en/vs/analysis-vs-analytics)
- **analyse** (https://plainspell.com/en/vs/analyse-vs-analysis)
- **analyses** (https://plainspell.com/en/vs/analyses-vs-analysis)

## Common misspellings (12)
`aanlysis`, `anallysis`, `analsyis`, `analyiss`, `analysiss`, `analyssi`, `analyssis`, `analyysis`, `anaylsis`, `anlaysis`, `annalysis`, `naalysis`

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