Meaning of the word observable in English

What does observable mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

observable

US /əbˈzɝː.və.bəl/
UK /əbˈzɜː.və.bəl/

Adjective

able to be seen or noticed

Example:
The changes in his behavior were clearly observable.
There was no observable difference between the two samples.