Change speaker![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/joanna.png?w=1100&ssl=1)
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You're listening to Joanna
She has an American accent.
NGSL Rank: 874
theory
ˈθɪəri ![Listen](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/listen-icon-blue.png?w=1100&ssl=1)
![Listen](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/listen-icon-blue.png?w=1100&ssl=1)
Meanings
noun
- a supposition or a system of ideas intended to explain something, especially one based on general principles independent of the thing to be explained.E.g. Darwin's theory of evolution
Practise saying this word
theory
Joanna![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/speak/play-30.png?w=1100&ssl=1)
![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/speak/play-30.png?w=1100&ssl=1)
You
Reset
![](https://i0.wp.com/ringolingo.com/wp-content/plugins/ringo-lingo/public/images/speak/record-30.png?w=1100&ssl=1)