Synonyms of observational

observational

adjective

as in empirical

based on observation or experience

her reports on the great apes were based on firsthand observational evidence

Synonyms & Similar Words

• empirical
• experimental
• objective
• existential
• factual
• experiential
• actual
• real
• material
• genuine
• established
• indisputable
• accepted
• demonstrable
• undeniable
• verifiable
• provable
• tried
• tried-and-true
• hard

Antonyms & Near Antonyms

• theoretical
• speculative
• hypothetical
• conjectural
• nonempirical
• unproven
• unempirical
• unsubstantiated
• metaphysical
• visionary
• transcendentalist

Example Sentences

Recent Examples of observational

Experts emphasized that observational studies show association rather than direct causation. — Khloe Quill, FOXNews.com, 30 July 2026

Researchers now have access to longer and better observational records from weather stations, satellites and other monitoring systems. — Deepti Singh, The Conversation, 24 July 2026

Because this was an observational study, researchers could identify associations but couldn’t prove that positive beliefs caused better physical or cognitive outcomes. — Lindsay Curtis, Verywell Health, 22 July 2026

Moderate coffee intake may fit comfortably within a heart-healthy lifestyle, and observational research has associated moderate consumption with lower rates of coronary disease, stroke and type 2 diabetes. — Robert Glatter, Forbes.com, 21 July 2026

This serves as the first observational evidence that the same mechanisms that allow galaxies to grow and cluster, creating the largest structures in the universe, also shape their magnetic fields. — Robert Lea, Space.com, 21 July 2026

Shi draws on his own family history to examine ageing, domestic violence and intergenerational duty in contemporary China, working in a mode that marries close observational filmmaking with formally inventive cinematic language. — Naman Ramachandran, Variety, 17 July 2026

The Nancy Grace Roman Space Telescope, expected to launch at the end of August, can use its powerful observational tools to see what exists beyond the Kuiper Belt, Brandt added. — Ashley Strickland, CNN Money, 16 July 2026

To minimize environmental and observational impacts, Reflect Orbital integrates three core safety designs. — Mrigakshi Dixit, Interesting Engineering, 14 July 2026