An Arctic front will bring widespread snow squalls through Friday from the Upper Midwest to the Ohio Valley. Heavy snow rates and strong winds will lead to near-zero visibility and dangerous travel …

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

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

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 observations. …

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

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

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 seeing or …

Dec 14, 2025 · Noun observation (countable and uncountable, plural observations) The act of observing, and the fact of being observed (see observance)

What does the noun observation mean? There are 14 meanings listed in OED's entry for the noun observation, five of which are labelled obsolete. See ‘Meaning & use’ for definitions, usage, and …

Observation definition: An inference, judgment, or remark that is made by observing.