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

In living organisms, observation typically occurs through the senses. In science, it often extends beyond unaided perception, involving the use of scientific instruments to detect, measure, and …

OBSERVATION definition: 1. the act of observing something or someone: 2. the fact that you notice or see something: 3. a…. Learn more.

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

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

Discover everything about the word "OBSERVATION" in English: meanings, translations, synonyms, pronunciations, examples, and grammar insights - all in one comprehensive guide.

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 quotation evidence.