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# observable

adjective (observable)

«observable» in the English dictionary: everyday — its meanings, how the lessons use it, and examples, each with its tree on Mova.

## Everyday

1. Observable means able to be seen or noticed. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#m1)
2. (science) An observable fact is one you can check by looking, measuring or testing. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#m2)

### In the lessons

In science lessons: observable changes in an experiment (colour, bubbles, temperature). In astronomy: the observable universe.

### Examples

- The change in colour was easily observable. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#x1)
- Write down every observable change. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#x2)
- The observable universe is the part we can see from Earth. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#x3)
- There was no observable difference between the two plants. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#x4)
- Melting ice is an observable change of state. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#x5)
- Bacteria are not observable without a microscope. [tree →](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/#x6)

### Note

From «observe» + «-able»; drop the e. In science, an observation is what you notice; a conclusion is what you work out from it.

## On Mova

- [Trees and pragmatics of «observable» in the school dictionary](https://mova.elamur.ai/free/en/corpora/dictionaries/school/O/observable/): every meaning and example parsed by Mova, with its dependency tree and frames.
- [«observable» in the school dictionary](https://mova.elamur.ai/free/en/dictionaries/school/w/observable.html) on Mova free.