observable
Translation
observable, noticeable, perceptible
Examples
There was an observable change in his behavior.
There was an observable change in his behaviour.
The stars are observable with a telescope.
The stars are observable with a telescope.
Grammar Patterns
an observable ((noun)) able to be noticed or seen There was an observable change.
Similar Words
Synonyms: noticeable, detectable, visible; Antonyms: unobservable, imperceptible
Etymology
From 'observe' + the suffix '-able' meaning 'able to be'. 'Observe' is from Latin 'observare' (to watch).
Memory Tips
If you can 'observe' it, it is 'observable'. The '-able' suffix is a big clue to its meaning.