Relating to the study and dating of rocks and geological events using age-determination techniques.
From geochronology + -ical suffix. The -ical form became standard in scientific English, indicating a comprehensive, systemic approach.
Geochronological analysis of meteorites showed that the solar system is 4.6 billion years old—a number that would've been unimaginable to scientists just 150 years ago.
Complete word intelligence in one call. Free tier — 50 lookups/day.