unobservable

Nghĩa (Tiếng Anh)

Adj

That cannot be observed.

Noun

Something that cannot be observed.

Từ đồng nghĩa

unobserved

imperceptible

inconspicuous

indiscernible

subtle

undetectable

undetected

unmarked

unnoticeable

unnoticed

unobtrusive

unobvious

unperceived

unremarked

unseen

impalpable

unsuspected

Từ nguyên (Tiếng Anh)

From un- + observable.