(~s, ~ing, ~ed)
1.
If you ~ something, you add something to it in order to improve it.
...people doing extra jobs outside their regular jobs to ~ their incomes...
I suggest ~ing your diet with vitamins E and A.
VERB: V n, V n with n
•
Supplement is also a noun.
Business sponsorship must be a ~ to, not a substitute for, public funding.
N-COUNT: oft N to n
2.
A ~ is a pill that you take or a special kind of food that you eat in order to improve your health.
...a multiple vitamin and mineral ~...
N-COUNT
3.
A ~ is a separate part of a magazine or newspaper, often dealing with a particular topic.
...a special ~ to a monthly financial magazine.
N-COUNT
see also colour ~
4.
A ~ to a book is an additional section, written some time after the main text and published either at the end of the book or separately.
...the ~ to the Encyclopedia Britannica.
N-COUNT: oft N to n
5.
A ~ is an extra amount of money that you pay in order to obtain special facilities or services, for example when you are travelling or staying at a hotel.
If you are travelling alone, the single room ~ is ?11 a night.
N-COUNT
6.
A ~ is an extra amount of money that is paid to someone, in addition to their normal pension or income.
Some people may be entitled to a housing benefit ~.
...people who need a ~ to their basic pension.
N-COUNT: usu N n, N to n