OBSERVATIONAL meaning: 1. involving watching someone or something carefully and closely, in order to learn something: 2…. Learn more.

Observational definition: of, relating to, or founded on observation, especially founded on observation rather than experiment.. See examples of OBSERVATIONAL used in a sentence.

In fields such as epidemiology, social sciences, psychology and statistics, an observational study draws inferences from a sample to a population where the independent variable is not under …

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

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

Observational means relating to the watching of people or things, especially in order to learn something new.

In an observational study, the researchers only observe the subjects and do not interfere or try to influence the outcomes. In other words, the researchers do not control the treatments or …

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

Factsheet What does the adjective observational mean? There are three meanings listed in OED's entry for the adjective observational. See ‘Meaning & use’ for definitions, usage, and …

Aug 11, 2025 · In an observational study, researchers will attempt to look at a treatment, risk factor, test, or some other type of intervention without changing who is exposed to it.