Noun
A
cyclic
silicone
compound
made
of
a
ring
of
silicon
and
oxygen
atoms
with
methyl
groups
attached
.
It
โ€™
s
mainly
used
as
a
raw
material
for
making
silicones
and
as
a
volatile
ingredient
in
cosmetics
and
personal
care
products
to
give
a
smooth
feel
and
help
other
ingredients
spread
evenly
.