Choose the perfect synonym or antonym for the word Noticing or watching something carefully to learn about it.
Observation
/ˌɒbzəˈveɪʃən/Synonyms:
Antonyms:
This word has no antonymsExamples:
We're always under C.O.—constant observation.They conflicted squarely with observation.It was the first intentional observation of fission west of Copenhagen.
Etymology:
From Latin observatio, from observare meaning to watch over. Entered Middle English via Old French in the late 14th century.
Usage Statistics:
40 mentions per 1 million words 
Hint: Frequency according to COCA
Often
Hint: Frequency according to COCA
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