unobserved
UK/ʌnəb'zɜːvd/US/'ʌnәb'sә:vd/
C2
Definitions
adj.
Not seen or noticed
未被察觉的；无人注意的
Root Breakdown
Root-derivedun-not, reversal
+
observedagainst, toward, in the way of
=unobserved
un- ('not') + observed = not observed. Often used adverbially: slip away unobserved. Points back to observe.
Example Sentences
- 1.
He managed to leave the building unobserved.