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: 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.

Definition of observation noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Dec 14, 2025 · observation f (plural observations) observation (careful or controlled attention or consideration) observation (the result of such attention or consideration) observation (process …

2 days ago · Clear and simple definitions in American English from Britannica's language experts. More usage examples than any other dictionary.

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

An observation is something that you have learned by seeing or watching something and thinking about it. This book contains observations about the causes of addictions. If a person makes an …

ob•ser•va•tion (ob′zûr vā′ shən), n. an act or instance of noticing or perceiving. an act or instance of regarding attentively or watching. the faculty or habit of observing or noticing. notice: to …

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