observational

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

These studies were observational, which differs from research done on drugs to study intended effects.

From The Wall Street Journal • May 21, 2026

Such observational research alone doesn’t prove that natural food colors harm health.

From The Wall Street Journal • May 20, 2026

The researchers reviewed observational studies, randomized clinical trials, and animal studies focused on repeated weight loss and regain.

From Science Daily • May 17, 2026

"The material's unique ability to 'choose' between different low energy states produced observational data very similar to a quantum spin liquid state," said Dai, corresponding author on this study.

From Science Daily • Apr. 22, 2026

The high point in indigenous Chinese astronomy occurred around 1280, with the work of Kuo Shou-ching, who used an observational baseline of 1,500 years and improved both astronomical instruments and mathematical techniques for computation.

From "Cosmos" by Carl Sagan