Synonyms for "unobservable" (8 found)

Ranked by relevance and common usage.

Closest matches (2)

impalpableimperceptible

Strong matches (2)

imponderableinappreciable

Related words (4)

indiscernibleinsensibleintangibleinvisible

Related word relations

OpenGloss and ConceptNet supply richer edges like generalizations, collocations, and derivations.

3 relation types

derived from

2 entries

observableobserve

related to

1 entries

observe

similar

3 entries

imperceptibleunperceivable

Sample sentences

1 total sentences available.

Tatoeba + Wiktionary

The sunrise is unobservable to physicists.

Source: tatoeba (9992342)

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.