noun
observation
ob-zuh-VAYSHN
noun
1
The act of watching something carefully.
"The patient was kept in the hospital for observation overnight."
2
A remark based on something noticed.
"She made an interesting observation about the way the market was moving."
How to Use Observation
Learner’s notesIn plain EnglishEither watching something closely, or a comment based on what you've noticed.
Common pairings
under observation
make an observation
Word Forms
observations plural
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The patient was kept in the hospital for _____ overnight.
Etymology
From Middle French observacion, from Latin observatio, built on observare ("to watch").