English word geological comes from English -ical, English geology
| Dictionary entry | Language | Definition |
|---|---|---|
| -ical | English (eng) | Used to form adjectives from nouns with the meaning "of or pertaining to"; adjectival suffix appended to various words, often nouns, to make an adjective form. Often added to words of Latin origin, but used with other words also. |
| geology | English (eng) | The geological structure of a region.. The science that studies the structure of the earth (or other planets), together with its origin and development, especially by examination of its rocks. |
| geological | English (eng) | Geologic. |