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Definition of copper
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 copper is as below...
Copper
(n.) A
common
metal of a
reddish
color,
both
ductile
and
malleable,
and very
tenacious.
It is one of the best
conductors
of heat and
electricity.
Symbol
Cu.
Atomic
weight
63.3. It is one of the most
useful
metals
in
itself,
and also in its
alloys,
brass and
bronze..
Lern More About Copper
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Ore
::
Ore (n.) The
native
form of a
metal,
whether
free and
uncombined,
as gold,
copper,
etc., or
combined,
as iron, lead, etc.
Usually
the ores
contain
the
metals
combined
with
oxygen,
sulphur,
arsenic,
etc.
(called
mineralizers)..
Verdigris
::
Verdigris
(n.) A green
poisonous
substance
used as a
pigment
and drug,
obtained
by the
action
of
acetic
acid on
copper,
and
consisting
essentially
of a
complex
mixture
of
several
basic
copper
acetates..
Magistral
::
Magistral
(n.)
Powdered
copper
pyrites
used in the
amalgamation
of ores of
silver,
as at the
Spanish
mines of
Mexico
and South
America..
Malachite
::
Malachite
(n.)
Native
hydrous
carbonate
of
copper,
usually
occurring
in green
mammillary
masses
with
concentric
fibrous
structure..
Bush
::
Bush (n.) A piece of
copper,
screwed
into a gun,
through
which the
venthole
is
bored..
Uranite
::
Uranite
(n.) A
general
term for the
uranium
phosphates,
autunite,
or lime
uranite,
and
torbernite,
or
copper
uranite..
Touch-needle
::
Touch-needle
(n.) A small bar of gold and
silver,
either
pure, or
alloyed
in some known
proportion
with
copper,
for
trying
the
purity
of
articles
of gold or
silver
by
comparison
of the
streaks
made by the
article
and the bar on a
touchstone..
Glance
::
Glance
(n.) A name given to some
sulphides,
mostly
dark-colored,
which have a
brilliant
metallic
luster,
as the
sulphide
of
copper,
called
copper
glance..
Copperas
::
Copperas
(n.) Green
vitriol,
or
sulphate
of iron; a green
crystalline
substance,
of an
astringent
taste,
used in
making
ink, in
dyeing
black,
as a tonic in
medicine,
etc. It is made on a large scale by the
oxidation
of iron
pyrites.
Called
also
ferrous
sulphate..
Zincoid
::
Zincoid
(a.)
Pertaining
to, or
resembling,
zinc; -- said of the
electricity
of the
zincous
plate in
connection
with a
copper
plate in a
voltaic
circle;
also,
designating
the
positive
pole..
Matte
::
Matte (n.) A
partly
reduced
copper
sulphide,
obtained
by
alternately
roasting
and
melting
copper
ore in
separating
the metal from
associated
iron ores, and
called
coarse
metal,
fine
metal,
etc.,
according
to the grade of
fineness.
On the
exterior
it is dark brown or
black,
but on a fresh
surface
is
yellow
or
bronzy
in
color..
Erinite
::
Erinite
(n.) A
hydrous
arseniate
of
copper,
of an
emerald-green
color;
-- so
called
from Erin, or
Ireland,
where it
occurs..
Malay
::
Malay (n.) One of a race of a brown or
copper
complexion
in the Malay
Peninsula
and the
western
islands
of the
Indian
Archipelago.
Cuprum
::
Cuprum
(n.)
Copper.
Li
::
Li (n.) A
Chinese
copper
coin; a cash. See Cash.
Coppery
::
Coppery
(a.) Mixed with
copper;
containing
copper,
or made of
copper;
like
copper..
Copper
::
Copper
(n.) A
common
metal of a
reddish
color,
both
ductile
and
malleable,
and very
tenacious.
It is one of the best
conductors
of heat and
electricity.
Symbol
Cu.
Atomic
weight
63.3. It is one of the most
useful
metals
in
itself,
and also in its
alloys,
brass and
bronze..
Stycerin
::
Styca (n.) An
anglo-Saxon
copper
coin of the
lowest
value,
being worth half a
farthing..
Rove
::
Rove (n.) A
copper
washer
upon which the end of a nail is
clinched
in boat
building.
Bugle
::
Bugle (n.) A
copper
instrument
of the horn
quality
of tone,
shorter
and more
conical
that the
trumpet,
sometimes
keyed;
formerly
much used in
military
bands,
very
rarely
in the
orchestra;
now
superseded
by the
cornet;
--
called
also the Kent
bugle..
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