alum
English Dictionary
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alum Definition
(n)
a
white
crystalline
double
sulfate
of
aluminum
:
the
ammonium
double
sulfate
of
aluminum
(n)
a
white
crystalline
double
sulfate
of
aluminum
:
the
potassium
double
sulfate
of
aluminum
(n)
a
person
who
has
received
a
degree
from
a
school
(
high
school
or
college
or
university
)
(n)
a
double
sulphate
of
aluminum
and
potassium
that
is
used
as
an
astringent
(
among
other
things
)
alum Synonyms
alum
alumna
alumnus
ammonia alum
ammonium alum
grad
graduate
potash alum
potassium alum
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