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Definition of geology
Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of geology is as below...
Geology
(n.) The
science
which
treats:
(a) Of the
structure
and
mineral
constitution
of the
globe;
structural
geology.
(b) Of its
history
as
regards
rocks,
minerals,
rivers,
valleys,
mountains,
climates,
life, etc.;
historical
geology.
(c) Of the
causes
and
methods
by which its
structure,
features,
changes,
and
conditions
have been
produced;
dynamical
geology.
See Chart of The
Geological
Series..
Lern More About Geology
☛ Wiki Definition of Geology
☛ Wiki Article of Geology
☛ Google Meaning of Geology
☛ Google Search for Geology
Ludlow Group
::
Ludlow
group () A
subdivision
of the
British
Upper
Silurian
lying below the Old Red
Sandstone;
-- so named from the
Ludlow,
in
Western
England.
See the Chart of
Geology..
#NAME?
::
-logy () A
combining
form
denoting
a
discourse,
treatise,
doctrine,
theory,
science;
as,
theology,
geology,
biology,
mineralogy..
Geologist
::
Geologist
(n.) One
versed
in the
science
of
geology.
Senonian
::
Senonian
(a.) In
european
geology,
a name given to the
middle
division
of the Upper
Cretaceous
formation..
Potsdam Group
::
Potsdam
group () A
subdivision
of the
Primordial
or
Cambrian
period
in
American
geology;
-- so named from the
sandstone
of
Potsdam,
New York. See Chart of
Geology..
Corniferous
::
Corniferous
(a.) Of or
pertaining
to the
lowest
period
of the
Devonian
age. (See the
Diagram,
under
Geology.)
The
Corniferous
period
has been so
called
from the
numerous
seams of
hornstone
which
characterize
the later part of the
period,
as
developed
in the State of New
York..
Niagara Period
::
Niagara
period
() A
subdivision
or the
American
Upper
Silurian
system,
embracing
the
Medina,
Clinton,
and
Niagara
epoch.
The rocks of the
Niagara
epoch,
mostly
limestones,
are
extensively
distributed,
and at
Niagara
Falls
consist
of about
eighty
feet of shale
supporting
a
greater
thickness
of
limestone,
which is
gradually
undermined
by the
removal
of the
shale.
See Chart of
Geology..
Oryctology
::
Oryctology
(n.) An old name for
mineralogy
and
geology.
Muschelkalk
::
Muschelkalk
(n.) A kind of shell
limestone,
whose
strata
form the
middle
one of the three
divisions
of the
Triassic
formation
in
Germany.
See
Chart,
under
Geology..
Schoharie Grit
::
Schoharie
grit () The
formation
belonging
to the
middle
of the three
subdivisions
of the
Corniferous
period
in the
American
Devonian
system;
-- so
called
from
Schoharie,
in New York, where it
occurs.
See the Chart of
Geology..
Plutonism
::
Plutonism
(n.) The
theory,
early
advanced
in
geology,
that the
successive
rocks of the
earth's
crust were
formed
by
igneous
fusion;
--
opposed
to the
Neptunian
theory..
Geognosy
::
Geognosy
(n.) That part of
geology
which
treats
of the
materials
of the
earth's
structure,
and its
general
exterior
and
interior
constitution..
Molasse
::
Molasse
(n.) A soft
Tertiary
sandstone;
--
applied
to a rock
occurring
in
Switzerland.
See Chart of
Geology.
Salina Period
::
Salina
period
() The
period
in which the
American
Upper
Silurian
system,
containing
the
brine-producing
rocks of
central
New York, was
formed.
See the Chart of
Geology..
Lias
::
Lias (n.) The
lowest
of the three
divisions
of the
Jurassic
period;
a name given in
England
and
Europe
to a
series
of
marine
limestones
underlying
the
Oolite.
See the Chart of
Geology.
Trenton Period
::
Trenton
period
() A
subdivision
in the lower
Silurian
system
of
America;
-- so named from
Trenton
Falls,
in New York. The rocks are
mostly
limestones,
and the
period
is
divided
into the
Trenton,
Utica,
and
Cincinnati
epochs.
See the Chart of
Geology..
Hamilton Period
::
Hamilton
period
() A
subdivision
of the
Devonian
system
of
America;
-- so named from
Hamilton,
Madison
Co., New York. It
includes
the
Marcellus,
Hamilton,
and
Genesee
epochs
or
groups.
See the Chart of
Geology..
Oolite
::
Oolite
(n.) A
variety
of
limestone,
consisting
of small round
grains,
resembling
the roe of a fish. It
sometimes
constitutes
extensive
beds, as in the
European
Jurassic.
See the Chart of
Geology..
Llandeilo Group
::
Llandeilo
group () A
series
of
strata
in the lower
Silurian
formations
of Great
Britain;
-- so named from
Llandeilo
in
Southern
Wales.
See Chart of
Geology.
Purbeck Beds
::
Purbeck
beds () The
strata
of the
Purbeck
stone,
or
Purbeck
limestone,
belonging
to the
Oolitic
group.
See the Chart of
Geology..
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