## Examples
- She had no notion of how difficult the journey would be.
- He has some strange notions about how the world works.
- She took a notion to paint the whole room red.

## Derived Forms
- notionable
- notional
- notionate
- notioned
- notionist
- notionless
- notiony
- prenotion

## Related Forms
- concept
- conception
- meaning

## Roots and Affixes
- Root: *ǵneh₃-
- Root: nōtiō

## Etymology
From Latin nōtiō (“a becoming acquainted, a taking cognizance, an examination, an investigation, a conception, idea, notion”), from nōscō (“to know”). Compare French notion. See know.

## AI Etymology
Notion comes from Latin nōtiō (“a becoming acquainted, a taking cognizance, an examination, an investigation, a conception, idea, notion”), from nōscō (“to know”). Compare French notion. See know. The historical chain includes Proto-Indo-European *ǵneh₃- and Latin nōtiō. Modern senses include an idea or belief about something and an opinion or personal view. The wider word family includes derivatives such as notionable, notional, notionate, notioned, notionist, and notionless and related forms such as concept, conception, and meaning.

## Topics
- Mind & Cognition
- Abstract Ideas

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