n.
- the science which deals with the physical structure and substance of the earth.
- the geological features of a district.
Derivative
- geologic adj.
- geological adj.
- geologically adv.
- geologist n.
- geologize
or geologise v.
Etymology
C18: from mod. L. geologia, from Gk gē ‘earth’ + -logia (see -logy).
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