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 record data.

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

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

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

Mar 2, 2026 · The physics of elementary particles in the 20th century was distinguished by the observation of particles whose existence had been predicted by theorists sometimes decades earlier.

Observation is the act of closely watching or noticing something or someone, often with the intention of gathering information or learning about their behavior, characteristics, or surroundings.

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

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 …

6 days ago · Good observation skills help you learn faster, stay safer, and understand people better. Here’s why paying closer attention is worth practicing.