Akademik
sustain
1.
noun
/səˈsteɪn/
A
mechanism
which can be used to
hold
a note, as the right
pedal
on a
piano
.
2.
verb
/səˈsteɪn/
a)
To
maintain
(
something
), or keep it in
existence
.
b)
To
provide
for or
nourish
(
something
).
See Also:
sustenance
Wikipedia foundation
.