Noun
An
edible
substance
taken
from
one
of
two
species
of
sub-Saharan
acacia
trees
,
and
,
used
in
the
food
industry
as
a
stabilizer
(
e
.
g
.
in
soda
,
gumdrops
and
marshmallows
)
and
other
purposes
including
pharmaceuticals
,
paints
and
polishes
.