Synonyms of observable

observable

adjective

əb-ˈzər-və-bəl 

1

as in visible

capable of being seen

scientists often work with phenomena that are not directly observable

Synonyms & Similar Words

• visible
• visual
• noticeable
• apparent
• seeable
• clear
• detectable
• obvious
• discernible
• perceptible
• striking
• conspicuous
• manifest
• evident
• prominent
• superficial
• perceivable
• viewable
• external
• outer
• overt
• outward
• plain
• exposed
• patent
• eye-catching

Antonyms & Near Antonyms

• invisible
• dissolved
• disappeared
• vanished
• unobservable
• imperceptible
• indistinct
• melted
• slight
• insignificant
• faint
• vague
• unnoticeable
• sightless
• inconspicuous
• viewless
• hidden
• unobtrusive
• latent
• evaporated
• indiscernible
• vaporized
• obscure
• evanesced
• covert
• concealed
• disguised
• buried
• shrouded

2

as in noteworthy

worth remembering or mentioning

a man who apparently was devoid of any observable virtue

Synonyms & Similar Words

• noteworthy
• remarkable
• memorable
• notable
• mentionable
• nameable
• repeatable
• citable
• indelible
• quotable
• unforgettable
• newsworthy

Antonyms & Near Antonyms

• unremarkable
• ordinary
• forgettable
• standard
• average
• prosaic
• routine
• unmemorable
• unexceptional
• run-of-the-mill

Example Sentences

Recent Examples of observable

The system is designed to be observable and controllable rather than fully autonomous. — Connie Etemadi, USA Today, 30 June 2026

Astronomers have discovered three comets from other stars passing by the sun in recent years, and there should be an observable number of meteoroids burning up in our atmosphere from other stars systems as well. — Phil Plait, Scientific American, 12 June 2026

For Gershman, who is searching for a way to study memory at a molecular level and connect it to observable behavior, the question was an itch that had to be scratched. — Claire L. Evans, Quanta Magazine, 5 June 2026

Inside, the museum boasts a planetarium, giant-screen theater, exhibition zones, and landscaped outdoor teaching plots organized around regional species and observable plant phenomena. — Bridget Borgobello may 30, New Atlas, 30 May 2026