OBSERVATION definition: an act or instance of noticing or perceiving. See examples of observation used in a sentence.

The meaning of OBSERVATION is an act or instance of observing a custom, rule, or law. How to use observation in a sentence.

Observations in science are typically categorized as either qualitative or quantitative: Qualitative observations describe characteristics that are not expressed numerically, such as color, …

How may we conduct experiments, or observations, on a condition-event net? To formulate this result we need some preliminary observations. We conclude this section with a couple of …

Observation is the action or process of carefully watching someone or something. In hospital she'll be under observation all the time. An observation is something that you have learned by …

Define Observations. Observations synonyms, Observations pronunciation, Observations translation, English dictionary definition of Observations. n. 1. a. The act of observing: …

Jan 20, 2026 · Noun observation (countable and uncountable, plural observations) The act of observing, and the fact of being observed (see observance)

Click on the "City, ST" (3 days of obs) or "Past 30 Days" (30 days of obs) for observations, as well as interactive temperature, wind, and precipitation graphs. For observations beyond 30 days, …

a judgment made on the basis of what one has observed:[countable]He shared her observations on how people behaved.

Art classes help develop children’s powers of observation. Careful observation suggests that this is not the case. Detailed observations were carried out on the behaviour of the students.