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n. pl. ge·ol·o·gies
1. The scientific study of the origin, history, and structure of the earth.
2. The structure of a specific region of the earth's crust.
3. A book on geology.
4. The scientific study of the origin, history, and structure of the solid matter of a celestial body.

[Medieval Latin geōlogia, study of earthly things : Greek geō-, geo- + Greek -logiā, -logy.]

ge′o·log′ic (jē′ə-lŏj′ĭk), ge′o·log′i·cal adj.
ge′o·log′i·cal·ly adv.
ge·ol′o·gist n.


(dʒiˈɒl ə dʒɪst)

a person who specializes in geologic research and study.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.geologist - a specialist in geologygeologist - a specialist in geology    
geophysicist - a geologist who uses physical principles to study the properties of the earth
hydrologist - a geologist skilled in hydrology
oil geologist, petroleum geologist - a specialist in petroleum geology
scientist - a person with advanced knowledge of one or more sciences
عالم جيولوجي


[dʒɪˈɒlədʒɪst] Ngeólogo/a m/f


[dʒiˈɒlədʒɪst] ngéologue mf


nGeologe m, → Geologin f


[dʒɪˈɒlədʒɪst] ngeologo/a


(dʒiˈolədʒi) noun
the science of the history and development of the Earth as shown by rocks etc. He is studying geology.
geological (dʒiəˈlodʒikəl) adjective
a geological survey.
ˌgeoˈlogically adverb
geˈologist noun
References in classic literature ?
Ere entering upon the subject of Fossil Whales, I present my credentials as a geologist, by stating that in my miscellaneous time i have been a stone-mason, and also a great digger of ditches, canals, and wells, wine-vaults, cellars, and cisterns of all sorts.
The geologist has discovered that the figures of serpents, griffins, flying dragons, and other fanciful embellishments of heraldry, have their prototypes in the forms of fossil species which were extinct before man was created, and hence "indicate a faint and shadowy knowledge of a previous state of organic existence.
Harris 1 Butler 17 Guides 12 Waiters 4 Surgeons 1 Footman 1 Geologist 1 Barber 1 Botanist 1 Head Cook 3 Chaplains 9 Assistants
We look forward with impatience for some able geologist to explore this sublime but almost unknown region.
He is also our local geologist and natural historian.
It is no doubt a curious formation," said I "but I am not geologist enough to say that it is wonderful.
Instead of feeling a poverty when we encounter a great man, let us treat the new comer like a travelling geologist who passes through our estate and shows us good slate, or limestone, or anthracite, in our brush pasture.
The neighbourhood of the upper Thames is rich in Roman relics, and my surmise seemed to me a very probable one; but our serious young man, who is a bit of a geologist, pooh-poohed my Roman relic theory, and said it was clear to the meanest intellect (in which category he seemed to be grieved that he could not conscientiously include mine) that the thing the boy had found was the fossil of a whale; and he pointed out to us various evidences proving that it must have belonged to the preglacial period.
It is hardly possible for me even to recall to the reader, who may not be a practical geologist, the facts leading the mind feebly to comprehend the lapse of time.
No doubt many a smiling valley with its stretching cornfields occupies exactly such a "horrid chasm," from which the waters have receded, though it requires the insight and the far sight of the geologist to convince the unsuspecting inhabitants of this fact.
Indeed so very striking was the resemblance between the water and the land, that, however much the geologist might sneer at so simple a theory, it would have been difficult for a poet not to have felt, that the formation of the one had been produced by the subsiding dominion of the other.
No one can make an affidavit to the contrary, and therefore I still say nothing against the supposition: indeed, were geologists to assert that the whole continent of America had in like manner been formed by the simultaneous explosion of a train of Etnas laid under the water all the way from the North Pole to the parallel of Cape Horn, I am the last man in the world to contradict them.